21879962

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{10139}}^1$

素因数の和:10237

約数の個数: 16

約数和(自身を含む): 35773920

約数和(自身を除く): 13893958

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 10139, 20278, 131807, 263614, 841537, 1683074, 10939981, 21879962]

約数ペア:

[(1, 21879962), (2, 10939981), (13, 1683074), (26, 841537), (83, 263614), (166, 131807), (1079, 20278), (2158, 10139)]