21314928

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 37609872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 43, 46, 48, 69, 86, 92, 129, 138, 172, 184, 258, 276, 344, 368, 449, 516, 552, 688, 898, 989, 1032, 1104, 1347, 1796, 1978, 2064, 2694, 2967, 3592, 3956, 5388, 5934, 7184, 7912, 10327, 10776, 11868, 15824, 19307, 20654, 21552, 23736, 30981, 38614, 41308, 47472, 57921, 61962, 77228, 82616, 115842, 123924, 154456, 165232, 231684, 247848, 308912, 444061, 463368, 495696, 888122, 926736, 1332183, 1776244, 2664366, 3552488, 5328732, 7104976, 10657464, 21314928]

約数ペア:

[(1, 21314928), (2, 10657464), (3, 7104976), (4, 5328732), (6, 3552488), (8, 2664366), (12, 1776244), (16, 1332183), (23, 926736), (24, 888122), (43, 495696), (46, 463368), (48, 444061), (69, 308912), (86, 247848), (92, 231684), (129, 165232), (138, 154456), (172, 123924), (184, 115842), (258, 82616), (276, 77228), (344, 61962), (368, 57921), (449, 47472), (516, 41308), (552, 38614), (688, 30981), (898, 23736), (989, 21552), (1032, 20654), (1104, 19307), (1347, 15824), (1796, 11868), (1978, 10776), (2064, 10327), (2694, 7912), (2967, 7184), (3592, 5934), (3956, 5388)]