21760438

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67579}}^1$

素因数の和:67611

約数の個数: 16

約数和(自身を含む): 38926080

約数和(自身を除く): 17165642

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 67579, 135158, 473053, 946106, 1554317, 3108634, 10880219, 21760438]

約数ペア:

[(1, 21760438), (2, 10880219), (7, 3108634), (14, 1554317), (23, 946106), (46, 473053), (161, 135158), (322, 67579)]