21090532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{773}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 39009600

約数和(自身を除く): 17919068

約数列:

[1, 2, 4, 19, 38, 76, 359, 718, 773, 1436, 1546, 3092, 6821, 13642, 14687, 27284, 29374, 58748, 277507, 555014, 1110028, 5272633, 10545266, 21090532]

約数ペア:

[(1, 21090532), (2, 10545266), (4, 5272633), (19, 1110028), (38, 555014), (76, 277507), (359, 58748), (718, 29374), (773, 27284), (1436, 14687), (1546, 13642), (3092, 6821)]