21571171199

素因数分解:

${\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1109}}^1\times {\mathrm{4013}}^1$

素因数の和:5290

約数の個数: 16

約数和(自身を含む): 22348988640

約数和(自身を除く): 777817441

約数列:

[1, 37, 131, 1109, 4013, 4847, 41033, 145279, 148481, 525703, 4450417, 5375323, 19451011, 164665429, 583004627, 21571171199]

約数ペア:

[(1, 21571171199), (37, 583004627), (131, 164665429), (1109, 19451011), (4013, 5375323), (4847, 4450417), (41033, 525703), (145279, 148481)]