21527645

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{907}}^1$

素因数の和:1060

約数の個数: 16

約数和(自身を含む): 26673408

約数和(自身を除く): 5145763

約数列:

[1, 5, 47, 101, 235, 505, 907, 4535, 4747, 23735, 42629, 91607, 213145, 458035, 4305529, 21527645]

約数ペア:

[(1, 21527645), (5, 4305529), (47, 458035), (101, 213145), (235, 91607), (505, 42629), (907, 23735), (4535, 4747)]