21416996848

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:552

約数の個数: 240

約数和(自身を含む): 50818461696

約数和(自身を除く): 29401464848

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 47, 52, 68, 92, 94, 104, 136, 169, 184, 188, 208, 221, 272, 299, 338, 368, 376, 391, 431, 442, 598, 611, 676, 752, 782, 799, 862, 884, 1081, 1196, 1222, 1352, 1564, 1598, 1724, 1768, 2162, 2392, 2444, 2704, 2873, 3128, 3196, 3448, 3536, 3887, 4324, 4784, 4888, 5083, 5603, 5746, 6256, 6392, 6896, 7327, 7774, 7943, 8648, 9776, 9913, 10166, 10387, 11206, 11492, 12784, 14053, 14654, 15548, 15886, 17296, 18377, 19826, 20257, 20332, 20774, 22412, 22984, 28106, 29308, 31096, 31772, 36754, 39652, 40514, 40664, 41548, 44824, 45968, 56212, 58616, 62192, 63544, 66079, 72839, 73508, 79304, 81028, 81328, 83096, 89648, 95251, 112424, 117232, 127088, 128869, 132158, 135031, 145678, 147016, 158608, 162056, 166192, 168521, 182689, 190502, 224848, 238901, 257738, 263341, 264316, 270062, 291356, 294032, 324112, 337042, 344369, 365378, 381004, 465911, 477802, 515476, 526682, 528632, 540124, 582712, 674084, 688738, 730756, 762008, 931822, 955604, 1030952, 1053364, 1057264, 1080248, 1165424, 1238263, 1348168, 1377476, 1461512, 1524016, 1675297, 1863644, 1911208, 2061904, 2106728, 2160496, 2190773, 2476526, 2696336, 2754952, 2923024, 3105713, 3350594, 3423433, 3727288, 3822416, 4213456, 4381546, 4476797, 4953052, 5509904, 6056843, 6211426, 6701188, 6846866, 7454576, 7920487, 8763092, 8953594, 9906104, 12113686, 12422852, 13402376, 13693732, 15840974, 17526184, 17907188, 19812208, 24227372, 24845704, 26804752, 27387464, 28480049, 31681948, 35052368, 35814376, 48454744, 49691408, 54774928, 56960098, 58198361, 63363896, 71628752, 78738959, 96909488, 102966331, 113920196, 116396722, 126727792, 157477918, 205932662, 227840392, 232793444, 314955836, 411865324, 455680784, 465586888, 629911672, 823730648, 931173776, 1259823344, 1338562303, 1647461296, 2677124606, 5354249212, 10708498424, 21416996848]

約数ペア:

[(1, 21416996848), (2, 10708498424), (4, 5354249212), (8, 2677124606), (13, 1647461296), (16, 1338562303), (17, 1259823344), (23, 931173776), (26, 823730648), (34, 629911672), (46, 465586888), (47, 455680784), (52, 411865324), (68, 314955836), (92, 232793444), (94, 227840392), (104, 205932662), (136, 157477918), (169, 126727792), (184, 116396722), (188, 113920196), (208, 102966331), (221, 96909488), (272, 78738959), (299, 71628752), (338, 63363896), (368, 58198361), (376, 56960098), (391, 54774928), (431, 49691408), (442, 48454744), (598, 35814376), (611, 35052368), (676, 31681948), (752, 28480049), (782, 27387464), (799, 26804752), (862, 24845704), (884, 24227372), (1081, 19812208), (1196, 17907188), (1222, 17526184), (1352, 15840974), (1564, 13693732), (1598, 13402376), (1724, 12422852), (1768, 12113686), (2162, 9906104), (2392, 8953594), (2444, 8763092), (2704, 7920487), (2873, 7454576), (3128, 6846866), (3196, 6701188), (3448, 6211426), (3536, 6056843), (3887, 5509904), (4324, 4953052), (4784, 4476797), (4888, 4381546), (5083, 4213456), (5603, 3822416), (5746, 3727288), (6256, 3423433), (6392, 3350594), (6896, 3105713), (7327, 2923024), (7774, 2754952), (7943, 2696336), (8648, 2476526), (9776, 2190773), (9913, 2160496), (10166, 2106728), (10387, 2061904), (11206, 1911208), (11492, 1863644), (12784, 1675297), (14053, 1524016), (14654, 1461512), (15548, 1377476), (15886, 1348168), (17296, 1238263), (18377, 1165424), (19826, 1080248), (20257, 1057264), (20332, 1053364), (20774, 1030952), (22412, 955604), (22984, 931822), (28106, 762008), (29308, 730756), (31096, 688738), (31772, 674084), (36754, 582712), (39652, 540124), (40514, 528632), (40664, 526682), (41548, 515476), (44824, 477802), (45968, 465911), (56212, 381004), (58616, 365378), (62192, 344369), (63544, 337042), (66079, 324112), (72839, 294032), (73508, 291356), (79304, 270062), (81028, 264316), (81328, 263341), (83096, 257738), (89648, 238901), (95251, 224848), (112424, 190502), (117232, 182689), (127088, 168521), (128869, 166192), (132158, 162056), (135031, 158608), (145678, 147016)]