21066864

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 180

約数和(自身を含む): 69845976

約数和(自身を除く): 48779112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 53, 56, 78, 84, 91, 98, 104, 106, 112, 147, 156, 159, 168, 169, 182, 196, 208, 212, 273, 294, 312, 318, 336, 338, 364, 371, 392, 424, 507, 546, 588, 624, 636, 637, 676, 689, 728, 742, 784, 848, 1014, 1092, 1113, 1176, 1183, 1272, 1274, 1352, 1378, 1456, 1484, 1911, 2028, 2067, 2184, 2226, 2352, 2366, 2544, 2548, 2597, 2704, 2756, 2968, 3549, 3822, 4056, 4134, 4368, 4452, 4732, 4823, 5096, 5194, 5512, 5936, 7098, 7644, 7791, 8112, 8268, 8281, 8904, 8957, 9464, 9646, 10192, 10388, 11024, 14196, 14469, 15288, 15582, 16536, 16562, 17808, 17914, 18928, 19292, 20776, 24843, 26871, 28392, 28938, 30576, 31164, 33072, 33124, 33761, 35828, 38584, 41552, 49686, 53742, 56784, 57876, 62328, 62699, 66248, 67522, 71656, 77168, 99372, 101283, 107484, 115752, 124656, 125398, 132496, 135044, 143312, 188097, 198744, 202566, 214968, 231504, 250796, 270088, 376194, 397488, 405132, 429936, 438893, 501592, 540176, 752388, 810264, 877786, 1003184, 1316679, 1504776, 1620528, 1755572, 2633358, 3009552, 3511144, 5266716, 7022288, 10533432, 21066864]

約数ペア:

[(1, 21066864), (2, 10533432), (3, 7022288), (4, 5266716), (6, 3511144), (7, 3009552), (8, 2633358), (12, 1755572), (13, 1620528), (14, 1504776), (16, 1316679), (21, 1003184), (24, 877786), (26, 810264), (28, 752388), (39, 540176), (42, 501592), (48, 438893), (49, 429936), (52, 405132), (53, 397488), (56, 376194), (78, 270088), (84, 250796), (91, 231504), (98, 214968), (104, 202566), (106, 198744), (112, 188097), (147, 143312), (156, 135044), (159, 132496), (168, 125398), (169, 124656), (182, 115752), (196, 107484), (208, 101283), (212, 99372), (273, 77168), (294, 71656), (312, 67522), (318, 66248), (336, 62699), (338, 62328), (364, 57876), (371, 56784), (392, 53742), (424, 49686), (507, 41552), (546, 38584), (588, 35828), (624, 33761), (636, 33124), (637, 33072), (676, 31164), (689, 30576), (728, 28938), (742, 28392), (784, 26871), (848, 24843), (1014, 20776), (1092, 19292), (1113, 18928), (1176, 17914), (1183, 17808), (1272, 16562), (1274, 16536), (1352, 15582), (1378, 15288), (1456, 14469), (1484, 14196), (1911, 11024), (2028, 10388), (2067, 10192), (2184, 9646), (2226, 9464), (2352, 8957), (2366, 8904), (2544, 8281), (2548, 8268), (2597, 8112), (2704, 7791), (2756, 7644), (2968, 7098), (3549, 5936), (3822, 5512), (4056, 5194), (4134, 5096), (4368, 4823), (4452, 4732)]