21266882

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16693}}^1$

素因数の和:16722

約数の個数: 24

約数和(自身を含む): 39965436

約数和(自身を除く): 18698554

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16693, 33386, 116851, 217009, 233702, 434018, 817957, 1519063, 1635914, 3038126, 10633441, 21266882]

約数ペア:

[(1, 21266882), (2, 10633441), (7, 3038126), (13, 1635914), (14, 1519063), (26, 817957), (49, 434018), (91, 233702), (98, 217009), (182, 116851), (637, 33386), (1274, 16693)]