21672693

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14957}}^1$

素因数の和:14993

約数の個数: 24

約数和(自身を含む): 37335168

約数和(自身を除く): 15662475

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14957, 44871, 104699, 134613, 314097, 344011, 942291, 1032033, 2408077, 3096099, 7224231, 21672693]

約数ペア:

[(1, 21672693), (3, 7224231), (7, 3096099), (9, 2408077), (21, 1032033), (23, 942291), (63, 344011), (69, 314097), (161, 134613), (207, 104699), (483, 44871), (1449, 14957)]