21098222

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{1361}}^1$

素因数の和:1723

約数の個数: 16

約数和(自身を含む): 33145632

約数和(自身を除く): 12047410

約数列:

[1, 2, 23, 46, 337, 674, 1361, 2722, 7751, 15502, 31303, 62606, 458657, 917314, 10549111, 21098222]

約数ペア:

[(1, 21098222), (2, 10549111), (23, 917314), (46, 458657), (337, 62606), (674, 31303), (1361, 15502), (2722, 7751)]