21067260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{351121}}^1$

素因数の和:351133

約数の個数: 24

約数和(自身を含む): 58988496

約数和(自身を除く): 37921236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 351121, 702242, 1053363, 1404484, 1755605, 2106726, 3511210, 4213452, 5266815, 7022420, 10533630, 21067260]

約数ペア:

[(1, 21067260), (2, 10533630), (3, 7022420), (4, 5266815), (5, 4213452), (6, 3511210), (10, 2106726), (12, 1755605), (15, 1404484), (20, 1053363), (30, 702242), (60, 351121)]