21484012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 43092000

約数和(自身を除く): 21607988

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 113, 116, 149, 226, 298, 319, 452, 596, 638, 1243, 1276, 1639, 2486, 3277, 3278, 4321, 4972, 6554, 6556, 8642, 13108, 16837, 17284, 33674, 36047, 47531, 67348, 72094, 95062, 144188, 185207, 190124, 370414, 488273, 740828, 976546, 1953092, 5371003, 10742006, 21484012]

約数ペア:

[(1, 21484012), (2, 10742006), (4, 5371003), (11, 1953092), (22, 976546), (29, 740828), (44, 488273), (58, 370414), (113, 190124), (116, 185207), (149, 144188), (226, 95062), (298, 72094), (319, 67348), (452, 47531), (596, 36047), (638, 33674), (1243, 17284), (1276, 16837), (1639, 13108), (2486, 8642), (3277, 6556), (3278, 6554), (4321, 4972)]