21529361

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{797}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 26199936

約数和(自身を除く): 4670575

約数列:

[1, 7, 17, 119, 227, 797, 1589, 3859, 5579, 13549, 27013, 94843, 180919, 1266433, 3075623, 21529361]

約数ペア:

[(1, 21529361), (7, 3075623), (17, 1266433), (119, 180919), (227, 94843), (797, 27013), (1589, 13549), (3859, 5579)]