21385404

素因数分解:

$2^2\times 3^3\times {\mathrm{198013}}^1$

素因数の和:198026

約数の個数: 24

約数和(自身を含む): 55443920

約数和(自身を除く): 34058516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 198013, 396026, 594039, 792052, 1188078, 1782117, 2376156, 3564234, 5346351, 7128468, 10692702, 21385404]

約数ペア:

[(1, 21385404), (2, 10692702), (3, 7128468), (4, 5346351), (6, 3564234), (9, 2376156), (12, 1782117), (18, 1188078), (27, 792052), (36, 594039), (54, 396026), (108, 198013)]