21129306075

素因数分解:

$3^2\times 5^2\times {\mathrm{11149}}^1\times {\mathrm{8423}}^1$

素因数の和:19588

約数の個数: 36

約数和(自身を含む): 37852822800

約数和(自身を除く): 16723516725

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 8423, 11149, 25269, 33447, 42115, 55745, 75807, 100341, 126345, 167235, 210575, 278725, 379035, 501705, 631725, 836175, 1895175, 2508525, 93908027, 281724081, 469540135, 845172243, 1408620405, 2347700675, 4225861215, 7043102025, 21129306075]

約数ペア:

[(1, 21129306075), (3, 7043102025), (5, 4225861215), (9, 2347700675), (15, 1408620405), (25, 845172243), (45, 469540135), (75, 281724081), (225, 93908027), (8423, 2508525), (11149, 1895175), (25269, 836175), (33447, 631725), (42115, 501705), (55745, 379035), (75807, 278725), (100341, 210575), (126345, 167235)]