21006146

素因数分解:

$2^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{3581}}^1$

素因数の和:4009

約数の個数: 16

約数和(自身を含む): 36106560

約数和(自身を除く): 15100414

約数列:

[1, 2, 7, 14, 419, 838, 2933, 3581, 5866, 7162, 25067, 50134, 1500439, 3000878, 10503073, 21006146]

約数ペア:

[(1, 21006146), (2, 10503073), (7, 3000878), (14, 1500439), (419, 50134), (838, 25067), (2933, 7162), (3581, 5866)]