21067308

素因数分解:

$2^2\times 3^2\times {\mathrm{443}}^1\times {\mathrm{1321}}^1$

素因数の和:1774

約数の個数: 36

約数和(自身を含む): 53414088

約数和(自身を除く): 32346780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 443, 886, 1321, 1329, 1772, 2642, 2658, 3963, 3987, 5284, 5316, 7926, 7974, 11889, 15852, 15948, 23778, 47556, 585203, 1170406, 1755609, 2340812, 3511218, 5266827, 7022436, 10533654, 21067308]

約数ペア:

[(1, 21067308), (2, 10533654), (3, 7022436), (4, 5266827), (6, 3511218), (9, 2340812), (12, 1755609), (18, 1170406), (36, 585203), (443, 47556), (886, 23778), (1321, 15948), (1329, 15852), (1772, 11889), (2642, 7974), (2658, 7926), (3963, 5316), (3987, 5284)]