21967372

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9931}}^1$

素因数の和:10021

約数の個数: 24

約数和(自身を含む): 44495360

約数和(自身を除く): 22527988

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9931, 19862, 39724, 69517, 139034, 278068, 784549, 1569098, 3138196, 5491843, 10983686, 21967372]

約数ペア:

[(1, 21967372), (2, 10983686), (4, 5491843), (7, 3138196), (14, 1569098), (28, 784549), (79, 278068), (158, 139034), (316, 69517), (553, 39724), (1106, 19862), (2212, 9931)]