21576087

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6359}}^1$

素因数の和:6407

約数の個数: 24

約数和(自身を含む): 34725600

約数和(自身を除く): 13149513

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 6359, 19077, 57231, 82667, 184411, 248001, 553233, 744003, 1659699, 2397343, 7192029, 21576087]

約数ペア:

[(1, 21576087), (3, 7192029), (9, 2397343), (13, 1659699), (29, 744003), (39, 553233), (87, 248001), (117, 184411), (261, 82667), (377, 57231), (1131, 19077), (3393, 6359)]