21021156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{44917}}^1$

素因数の和:44940

約数の個数: 36

約数和(自身を含む): 57225532

約数和(自身を除く): 36204376

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 44917, 89834, 134751, 179668, 269502, 404253, 539004, 583921, 808506, 1167842, 1617012, 1751763, 2335684, 3503526, 5255289, 7007052, 10510578, 21021156]

約数ペア:

[(1, 21021156), (2, 10510578), (3, 7007052), (4, 5255289), (6, 3503526), (9, 2335684), (12, 1751763), (13, 1617012), (18, 1167842), (26, 808506), (36, 583921), (39, 539004), (52, 404253), (78, 269502), (117, 179668), (156, 134751), (234, 89834), (468, 44917)]