20210905055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19340579}}^1$

素因数の和:19340614

約数の個数: 16

約数和(自身を含む): 27850435200

約数和(自身を除く): 7639530145

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19340579, 96702895, 212746369, 367471001, 1063731845, 1837355005, 4042181011, 20210905055]

約数ペア:

[(1, 20210905055), (5, 4042181011), (11, 1837355005), (19, 1063731845), (55, 367471001), (95, 212746369), (209, 96702895), (1045, 19340579)]