21023277

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{4219}}^1$

素因数の和:4384

約数の個数: 16

約数和(自身を含む): 30789120

約数和(自身を除く): 9765843

約数列:

[1, 3, 11, 33, 151, 453, 1661, 4219, 4983, 12657, 46409, 139227, 637069, 1911207, 7007759, 21023277]

約数ペア:

[(1, 21023277), (3, 7007759), (11, 1911207), (33, 637069), (151, 139227), (453, 46409), (1661, 12657), (4219, 4983)]