21610096

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{5381}}^1$

素因数の和:5640

約数の個数: 20

約数和(自身を含む): 42044184

約数和(自身を除く): 20434088

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 5381, 10762, 21524, 43048, 86096, 1350631, 2701262, 5402524, 10805048, 21610096]

約数ペア:

[(1, 21610096), (2, 10805048), (4, 5402524), (8, 2701262), (16, 1350631), (251, 86096), (502, 43048), (1004, 21524), (2008, 10762), (4016, 5381)]