21435694

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49391}}^1$

素因数の和:49431

約数の個数: 16

約数和(自身を含む): 37933056

約数和(自身を除く): 16497362

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49391, 98782, 345737, 691474, 1531121, 3062242, 10717847, 21435694]

約数ペア:

[(1, 21435694), (2, 10717847), (7, 3062242), (14, 1531121), (31, 691474), (62, 345737), (217, 98782), (434, 49391)]