21044625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{8017}}^1$

素因数の和:8042

約数の個数: 32

約数和(自身を含む): 40025856

約数和(自身を除く): 18981231

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 8017, 24051, 40085, 56119, 120255, 168357, 200425, 280595, 601275, 841785, 1002125, 1402975, 3006375, 4208925, 7014875, 21044625]

約数ペア:

[(1, 21044625), (3, 7014875), (5, 4208925), (7, 3006375), (15, 1402975), (21, 1002125), (25, 841785), (35, 601275), (75, 280595), (105, 200425), (125, 168357), (175, 120255), (375, 56119), (525, 40085), (875, 24051), (2625, 8017)]