21551324

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1151}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 39223296

約数和(自身を除く): 17671972

約数列:

[1, 2, 4, 31, 62, 124, 151, 302, 604, 1151, 2302, 4604, 4681, 9362, 18724, 35681, 71362, 142724, 173801, 347602, 695204, 5387831, 10775662, 21551324]

約数ペア:

[(1, 21551324), (2, 10775662), (4, 5387831), (31, 695204), (62, 347602), (124, 173801), (151, 142724), (302, 71362), (604, 35681), (1151, 18724), (2302, 9362), (4604, 4681)]