20851927467

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{3132331}}^1$

素因数の和:3132658

約数の個数: 16

約数和(自身を含む): 31874610432

約数和(自身を除く): 11022682965

約数列:

[1, 3, 7, 21, 317, 951, 2219, 6657, 3132331, 9396993, 21926317, 65778951, 992948927, 2978846781, 6950642489, 20851927467]

約数ペア:

[(1, 20851927467), (3, 6950642489), (7, 2978846781), (21, 992948927), (317, 65778951), (951, 21926317), (2219, 9396993), (6657, 3132331)]