21961524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{140779}}^1$

素因数の和:140799

約数の個数: 24

約数和(自身を含む): 55185760

約数和(自身を除く): 33224236

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 140779, 281558, 422337, 563116, 844674, 1689348, 1830127, 3660254, 5490381, 7320508, 10980762, 21961524]

約数ペア:

[(1, 21961524), (2, 10980762), (3, 7320508), (4, 5490381), (6, 3660254), (12, 1830127), (13, 1689348), (26, 844674), (39, 563116), (52, 422337), (78, 281558), (156, 140779)]