21086207998

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{3301943}}^1$

素因数の和:3302079

約数の個数: 16

約数和(自身を含む): 32966608896

約数和(自身を除く): 11880400898

約数列:

[1, 2, 31, 62, 103, 206, 3193, 6386, 3301943, 6603886, 102360233, 204720466, 340100129, 680200258, 10543103999, 21086207998]

約数ペア:

[(1, 21086207998), (2, 10543103999), (31, 680200258), (62, 340100129), (103, 204720466), (206, 102360233), (3193, 6603886), (6386, 3301943)]