21000921906

素因数分解:

$2^1\times 3^1\times {\mathrm{16417}}^1\times {\mathrm{213203}}^1$

素因数の和:229625

約数の個数: 16

約数和(自身を含む): 42004599264

約数和(自身を除く): 21003677358

約数列:

[1, 2, 3, 6, 16417, 32834, 49251, 98502, 213203, 426406, 639609, 1279218, 3500153651, 7000307302, 10500460953, 21000921906]

約数ペア:

[(1, 21000921906), (2, 10500460953), (3, 7000307302), (6, 3500153651), (16417, 1279218), (32834, 639609), (49251, 426406), (98502, 213203)]