21864122

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67901}}^1$

素因数の和:67933

約数の個数: 16

約数和(自身を含む): 39111552

約数和(自身を除く): 17247430

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 67901, 135802, 475307, 950614, 1561723, 3123446, 10932061, 21864122]

約数ペア:

[(1, 21864122), (2, 10932061), (7, 3123446), (14, 1561723), (23, 950614), (46, 475307), (161, 135802), (322, 67901)]