21633352

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{16001}}^1$

素因数の和:16033

約数の個数: 24

約数和(自身を含む): 43925490

約数和(自身を除く): 22292138

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 16001, 32002, 64004, 128008, 208013, 416026, 832052, 1664104, 2704169, 5408338, 10816676, 21633352]

約数ペア:

[(1, 21633352), (2, 10816676), (4, 5408338), (8, 2704169), (13, 1664104), (26, 832052), (52, 416026), (104, 208013), (169, 128008), (338, 64004), (676, 32002), (1352, 16001)]