21851050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{33617}}^1$

素因数の和:33642

約数の個数: 24

約数和(自身を含む): 43770636

約数和(自身を除く): 21919586

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 33617, 67234, 168085, 336170, 437021, 840425, 874042, 1680850, 2185105, 4370210, 10925525, 21851050]

約数ペア:

[(1, 21851050), (2, 10925525), (5, 4370210), (10, 2185105), (13, 1680850), (25, 874042), (26, 840425), (50, 437021), (65, 336170), (130, 168085), (325, 67234), (650, 33617)]