21103524

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15031}}^1$

素因数の和:15057

約数の個数: 48

約数和(自身を含む): 58925440

約数和(自身を除く): 37821916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 15031, 30062, 45093, 60124, 90186, 135279, 180372, 195403, 270558, 390806, 405837, 541116, 586209, 781612, 811674, 1172418, 1623348, 1758627, 2344836, 3517254, 5275881, 7034508, 10551762, 21103524]

約数ペア:

[(1, 21103524), (2, 10551762), (3, 7034508), (4, 5275881), (6, 3517254), (9, 2344836), (12, 1758627), (13, 1623348), (18, 1172418), (26, 811674), (27, 781612), (36, 586209), (39, 541116), (52, 405837), (54, 390806), (78, 270558), (108, 195403), (117, 180372), (156, 135279), (234, 90186), (351, 60124), (468, 45093), (702, 30062), (1404, 15031)]