21753870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4051}}^1$

素因数の和:4240

約数の個数: 32

約数和(自身を含む): 52513920

約数和(自身を除く): 30760050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 179, 358, 537, 895, 1074, 1790, 2685, 4051, 5370, 8102, 12153, 20255, 24306, 40510, 60765, 121530, 725129, 1450258, 2175387, 3625645, 4350774, 7251290, 10876935, 21753870]

約数ペア:

[(1, 21753870), (2, 10876935), (3, 7251290), (5, 4350774), (6, 3625645), (10, 2175387), (15, 1450258), (30, 725129), (179, 121530), (358, 60765), (537, 40510), (895, 24306), (1074, 20255), (1790, 12153), (2685, 8102), (4051, 5370)]