21879374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3079}}^1$

素因数の和:3128

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 18037426

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 3079, 3553, 6158, 7106, 33869, 52343, 58501, 67738, 104686, 117002, 575773, 643511, 994517, 1151546, 1287022, 1989034, 10939687, 21879374]

約数ペア:

[(1, 21879374), (2, 10939687), (11, 1989034), (17, 1287022), (19, 1151546), (22, 994517), (34, 643511), (38, 575773), (187, 117002), (209, 104686), (323, 67738), (374, 58501), (418, 52343), (646, 33869), (3079, 7106), (3553, 6158)]