21093158

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7853}}^1$

素因数の和:7951

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 12836122

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 7853, 15706, 133501, 267002, 620387, 1240774, 10546579, 21093158]

約数ペア:

[(1, 21093158), (2, 10546579), (17, 1240774), (34, 620387), (79, 267002), (158, 133501), (1343, 15706), (2686, 7853)]