21653124

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{13171}}^1$

素因数の和:13315

約数の個数: 24

約数和(自身を含む): 50896608

約数和(自身を除く): 29243484

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 13171, 26342, 39513, 52684, 79026, 158052, 1804427, 3608854, 5413281, 7217708, 10826562, 21653124]

約数ペア:

[(1, 21653124), (2, 10826562), (3, 7217708), (4, 5413281), (6, 3608854), (12, 1804427), (137, 158052), (274, 79026), (411, 52684), (548, 39513), (822, 26342), (1644, 13171)]