21775728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34897}}^1$

素因数の和:34921

約数の個数: 40

約数和(自身を含む): 60582928

約数和(自身を除く): 38807200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34897, 69794, 104691, 139588, 209382, 279176, 418764, 453661, 558352, 837528, 907322, 1360983, 1675056, 1814644, 2721966, 3629288, 5443932, 7258576, 10887864, 21775728]

約数ペア:

[(1, 21775728), (2, 10887864), (3, 7258576), (4, 5443932), (6, 3629288), (8, 2721966), (12, 1814644), (13, 1675056), (16, 1360983), (24, 907322), (26, 837528), (39, 558352), (48, 453661), (52, 418764), (78, 279176), (104, 209382), (156, 139588), (208, 104691), (312, 69794), (624, 34897)]