21438948

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 51528960

約数和(自身を除く): 30090012

約数列:

[1, 2, 3, 4, 6, 12, 59, 107, 118, 177, 214, 236, 283, 321, 354, 428, 566, 642, 708, 849, 1132, 1284, 1698, 3396, 6313, 12626, 16697, 18939, 25252, 30281, 33394, 37878, 50091, 60562, 66788, 75756, 90843, 100182, 121124, 181686, 200364, 363372, 1786579, 3573158, 5359737, 7146316, 10719474, 21438948]

約数ペア:

[(1, 21438948), (2, 10719474), (3, 7146316), (4, 5359737), (6, 3573158), (12, 1786579), (59, 363372), (107, 200364), (118, 181686), (177, 121124), (214, 100182), (236, 90843), (283, 75756), (321, 66788), (354, 60562), (428, 50091), (566, 37878), (642, 33394), (708, 30281), (849, 25252), (1132, 18939), (1284, 16697), (1698, 12626), (3396, 6313)]