21595888

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{22877}}^1$

素因数の和:22944

約数の個数: 20

約数和(自身を含む): 42553080

約数和(自身を除く): 20957192

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 22877, 45754, 91508, 183016, 366032, 1349743, 2699486, 5398972, 10797944, 21595888]

約数ペア:

[(1, 21595888), (2, 10797944), (4, 5398972), (8, 2699486), (16, 1349743), (59, 366032), (118, 183016), (236, 91508), (472, 45754), (944, 22877)]