21371750407

素因数分解:

$7^1\times {\mathrm{317}}^1\times {\mathrm{479}}^1\times {\mathrm{20107}}^1$

素因数の和:20910

約数の個数: 16

約数和(自身を含む): 24554280960

約数和(自身を除く): 3182530553

約数列:

[1, 7, 317, 479, 2219, 3353, 20107, 140749, 151843, 1062901, 6373919, 9631253, 44617433, 67418771, 3053107201, 21371750407]

約数ペア:

[(1, 21371750407), (7, 3053107201), (317, 67418771), (479, 44617433), (2219, 9631253), (3353, 6373919), (20107, 1062901), (140749, 151843)]