21281832

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 192

約数和(自身を含む): 71150400

約数和(自身を除く): 49868568

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 39, 44, 52, 53, 54, 66, 72, 78, 88, 99, 104, 106, 108, 117, 132, 143, 156, 159, 169, 198, 212, 216, 234, 264, 286, 297, 312, 318, 338, 351, 396, 424, 429, 468, 477, 507, 572, 583, 594, 636, 676, 689, 702, 792, 858, 936, 954, 1014, 1144, 1166, 1188, 1272, 1287, 1352, 1378, 1404, 1431, 1521, 1716, 1749, 1859, 1908, 2028, 2067, 2332, 2376, 2574, 2756, 2808, 2862, 3042, 3432, 3498, 3718, 3816, 3861, 4056, 4134, 4563, 4664, 5148, 5247, 5512, 5577, 5724, 6084, 6201, 6996, 7436, 7579, 7722, 8268, 8957, 9126, 10296, 10494, 11154, 11448, 12168, 12402, 13992, 14872, 15158, 15444, 15741, 16536, 16731, 17914, 18252, 18603, 20988, 22308, 22737, 24804, 26871, 30316, 30888, 31482, 33462, 35828, 36504, 37206, 41976, 44616, 45474, 49608, 50193, 53742, 60632, 62964, 66924, 68211, 71656, 74412, 80613, 90948, 98527, 100386, 107484, 125928, 133848, 136422, 148824, 161226, 181896, 197054, 200772, 204633, 214968, 241839, 272844, 295581, 322452, 394108, 401544, 409266, 483678, 545688, 591162, 644904, 788216, 818532, 886743, 967356, 1182324, 1637064, 1773486, 1934712, 2364648, 2660229, 3546972, 5320458, 7093944, 10640916, 21281832]

約数ペア:

[(1, 21281832), (2, 10640916), (3, 7093944), (4, 5320458), (6, 3546972), (8, 2660229), (9, 2364648), (11, 1934712), (12, 1773486), (13, 1637064), (18, 1182324), (22, 967356), (24, 886743), (26, 818532), (27, 788216), (33, 644904), (36, 591162), (39, 545688), (44, 483678), (52, 409266), (53, 401544), (54, 394108), (66, 322452), (72, 295581), (78, 272844), (88, 241839), (99, 214968), (104, 204633), (106, 200772), (108, 197054), (117, 181896), (132, 161226), (143, 148824), (156, 136422), (159, 133848), (169, 125928), (198, 107484), (212, 100386), (216, 98527), (234, 90948), (264, 80613), (286, 74412), (297, 71656), (312, 68211), (318, 66924), (338, 62964), (351, 60632), (396, 53742), (424, 50193), (429, 49608), (468, 45474), (477, 44616), (507, 41976), (572, 37206), (583, 36504), (594, 35828), (636, 33462), (676, 31482), (689, 30888), (702, 30316), (792, 26871), (858, 24804), (936, 22737), (954, 22308), (1014, 20988), (1144, 18603), (1166, 18252), (1188, 17914), (1272, 16731), (1287, 16536), (1352, 15741), (1378, 15444), (1404, 15158), (1431, 14872), (1521, 13992), (1716, 12402), (1749, 12168), (1859, 11448), (1908, 11154), (2028, 10494), (2067, 10296), (2332, 9126), (2376, 8957), (2574, 8268), (2756, 7722), (2808, 7579), (2862, 7436), (3042, 6996), (3432, 6201), (3498, 6084), (3718, 5724), (3816, 5577), (3861, 5512), (4056, 5247), (4134, 5148), (4563, 4664)]