21574276

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1553}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 39682944

約数和(自身を除く): 18108668

約数列:

[1, 2, 4, 23, 46, 92, 151, 302, 604, 1553, 3106, 3473, 6212, 6946, 13892, 35719, 71438, 142876, 234503, 469006, 938012, 5393569, 10787138, 21574276]

約数ペア:

[(1, 21574276), (2, 10787138), (4, 5393569), (23, 938012), (46, 469006), (92, 234503), (151, 142876), (302, 71438), (604, 35719), (1553, 13892), (3106, 6946), (3473, 6212)]