21102876

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{5281}}^1$

素因数の和:5331

約数の個数: 48

約数和(自身を含む): 56200480

約数和(自身を除く): 35097604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 5281, 10562, 15843, 21124, 31686, 47529, 63372, 95058, 142587, 190116, 195397, 285174, 390794, 570348, 586191, 781588, 1172382, 1758573, 2344764, 3517146, 5275719, 7034292, 10551438, 21102876]

約数ペア:

[(1, 21102876), (2, 10551438), (3, 7034292), (4, 5275719), (6, 3517146), (9, 2344764), (12, 1758573), (18, 1172382), (27, 781588), (36, 586191), (37, 570348), (54, 390794), (74, 285174), (108, 195397), (111, 190116), (148, 142587), (222, 95058), (333, 63372), (444, 47529), (666, 31686), (999, 21124), (1332, 15843), (1998, 10562), (3996, 5281)]