21220524

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45343}}^1$

素因数の和:45366

約数の個数: 36

約数和(自身を含む): 57768256

約数和(自身を除く): 36547732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45343, 90686, 136029, 181372, 272058, 408087, 544116, 589459, 816174, 1178918, 1632348, 1768377, 2357836, 3536754, 5305131, 7073508, 10610262, 21220524]

約数ペア:

[(1, 21220524), (2, 10610262), (3, 7073508), (4, 5305131), (6, 3536754), (9, 2357836), (12, 1768377), (13, 1632348), (18, 1178918), (26, 816174), (36, 589459), (39, 544116), (52, 408087), (78, 272058), (117, 181372), (156, 136029), (234, 90686), (468, 45343)]