21890448

素因数分解:

$2^4\times 3^2\times {\mathrm{152017}}^1$

素因数の和:152031

約数の個数: 30

約数和(自身を含む): 61263254

約数和(自身を除く): 39372806

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 152017, 304034, 456051, 608068, 912102, 1216136, 1368153, 1824204, 2432272, 2736306, 3648408, 5472612, 7296816, 10945224, 21890448]

約数ペア:

[(1, 21890448), (2, 10945224), (3, 7296816), (4, 5472612), (6, 3648408), (8, 2736306), (9, 2432272), (12, 1824204), (16, 1368153), (18, 1216136), (24, 912102), (36, 608068), (48, 456051), (72, 304034), (144, 152017)]