21855558

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{117503}}^1$

素因数の和:117539

約数の個数: 16

約数和(自身を含む): 45121536

約数和(自身を除く): 23265978

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 117503, 235006, 352509, 705018, 3642593, 7285186, 10927779, 21855558]

約数ペア:

[(1, 21855558), (2, 10927779), (3, 7285186), (6, 3642593), (31, 705018), (62, 352509), (93, 235006), (186, 117503)]