21775890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{725863}}^1$

素因数の和:725873

約数の個数: 16

約数和(自身を含む): 52262208

約数和(自身を除く): 30486318

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 725863, 1451726, 2177589, 3629315, 4355178, 7258630, 10887945, 21775890]

約数ペア:

[(1, 21775890), (2, 10887945), (3, 7258630), (5, 4355178), (6, 3629315), (10, 2177589), (15, 1451726), (30, 725863)]