21577272

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6863}}^1$

素因数の和:7003

約数の個数: 32

約数和(自身を含む): 54362880

約数和(自身を除く): 32785608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6863, 13726, 20589, 27452, 41178, 54904, 82356, 164712, 899053, 1798106, 2697159, 3596212, 5394318, 7192424, 10788636, 21577272]

約数ペア:

[(1, 21577272), (2, 10788636), (3, 7192424), (4, 5394318), (6, 3596212), (8, 2697159), (12, 1798106), (24, 899053), (131, 164712), (262, 82356), (393, 54904), (524, 41178), (786, 27452), (1048, 20589), (1572, 13726), (3144, 6863)]