21745195199

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{3911}}^1\times {\mathrm{61099}}^1$

素因数の和:65030

約数の個数: 16

約数和(自身を含む): 26770598400

約数和(自身を除く): 5025403201

約数列:

[1, 7, 13, 91, 3911, 27377, 50843, 61099, 355901, 427693, 794287, 5560009, 238958189, 1672707323, 3106456457, 21745195199]

約数ペア:

[(1, 21745195199), (7, 3106456457), (13, 1672707323), (91, 238958189), (3911, 5560009), (27377, 794287), (50843, 427693), (61099, 355901)]