21480372

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{3449}}^1$

素因数の和:3632

約数の個数: 36

約数和(自身を含む): 54627300

約数和(自身を除く): 33146928

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1557, 2076, 3114, 3449, 6228, 6898, 10347, 13796, 20694, 31041, 41388, 62082, 124164, 596677, 1193354, 1790031, 2386708, 3580062, 5370093, 7160124, 10740186, 21480372]

約数ペア:

[(1, 21480372), (2, 10740186), (3, 7160124), (4, 5370093), (6, 3580062), (9, 2386708), (12, 1790031), (18, 1193354), (36, 596677), (173, 124164), (346, 62082), (519, 41388), (692, 31041), (1038, 20694), (1557, 13796), (2076, 10347), (3114, 6898), (3449, 6228)]