21286011

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2837}}^1$

素因数の和:2942

約数の個数: 16

約数和(自身を含む): 29560608

約数和(自身を除く): 8274597

約数列:

[1, 3, 41, 61, 123, 183, 2501, 2837, 7503, 8511, 116317, 173057, 348951, 519171, 7095337, 21286011]

約数ペア:

[(1, 21286011), (3, 7095337), (41, 519171), (61, 348951), (123, 173057), (183, 116317), (2501, 8511), (2837, 7503)]