21022744

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{154579}}^1$

素因数の和:154602

約数の個数: 16

約数和(自身を含む): 41736600

約数和(自身を除く): 20713856

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 154579, 309158, 618316, 1236632, 2627843, 5255686, 10511372, 21022744]

約数ペア:

[(1, 21022744), (2, 10511372), (4, 5255686), (8, 2627843), (17, 1236632), (34, 618316), (68, 309158), (136, 154579)]