21033562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30841}}^1$

素因数の和:30885

約数の個数: 16

約数和(自身を含む): 35529984

約数和(自身を除く): 14496422

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30841, 61682, 339251, 678502, 956071, 1912142, 10516781, 21033562]

約数ペア:

[(1, 21033562), (2, 10516781), (11, 1912142), (22, 956071), (31, 678502), (62, 339251), (341, 61682), (682, 30841)]