21544504

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 42134400

約数和(自身を除く): 20589896

約数列:

[1, 2, 4, 8, 31, 62, 109, 124, 218, 248, 436, 797, 872, 1594, 3188, 3379, 6376, 6758, 13516, 24707, 27032, 49414, 86873, 98828, 173746, 197656, 347492, 694984, 2693063, 5386126, 10772252, 21544504]

約数ペア:

[(1, 21544504), (2, 10772252), (4, 5386126), (8, 2693063), (31, 694984), (62, 347492), (109, 197656), (124, 173746), (218, 98828), (248, 86873), (436, 49414), (797, 27032), (872, 24707), (1594, 13516), (3188, 6758), (3379, 6376)]