2021897175

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{379699}}^1$

素因数の和:379783

約数の個数: 24

約数和(自身を含む): 3389961600

約数和(自身を除く): 1368064425

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 379699, 1139097, 1898495, 5695485, 9492475, 26958629, 28477425, 80875887, 134793145, 404379435, 673965725, 2021897175]

約数ペア:

[(1, 2021897175), (3, 673965725), (5, 404379435), (15, 134793145), (25, 80875887), (71, 28477425), (75, 26958629), (213, 9492475), (355, 5695485), (1065, 1898495), (1775, 1139097), (5325, 379699)]