21243134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{3847}}^1$

素因数の和:4111

約数の個数: 16

約数和(自身を含む): 34909056

約数和(自身を除く): 13665922

約数列:

[1, 2, 11, 22, 251, 502, 2761, 3847, 5522, 7694, 42317, 84634, 965597, 1931194, 10621567, 21243134]

約数ペア:

[(1, 21243134), (2, 10621567), (11, 1931194), (22, 965597), (251, 84634), (502, 42317), (2761, 7694), (3847, 5522)]