21419262

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{3851}}^1$

素因数の和:3965

約数の個数: 32

約数和(自身を含む): 48072960

約数和(自身を除く): 26653698

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 3851, 5562, 7702, 11553, 23106, 34659, 69318, 103977, 207954, 396653, 793306, 1189959, 2379918, 3569877, 7139754, 10709631, 21419262]

約数ペア:

[(1, 21419262), (2, 10709631), (3, 7139754), (6, 3569877), (9, 2379918), (18, 1189959), (27, 793306), (54, 396653), (103, 207954), (206, 103977), (309, 69318), (618, 34659), (927, 23106), (1854, 11553), (2781, 7702), (3851, 5562)]