21800629921

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{752083}}^1$

素因数の和:752232

約数の個数: 16

約数和(自身を含む): 25775422848

約数和(自身を除く): 3974792927

約数列:

[1, 7, 41, 101, 287, 707, 4141, 28987, 752083, 5264581, 30835403, 75960383, 215847821, 531722681, 3114375703, 21800629921]

約数ペア:

[(1, 21800629921), (7, 3114375703), (41, 531722681), (101, 215847821), (287, 75960383), (707, 30835403), (4141, 5264581), (28987, 752083)]