21275208

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6287}}^1$

素因数の和:6346

約数の個数: 48

約数和(自身を含む): 58855680

約数和(自身を除く): 37580472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6287, 12574, 18861, 25148, 37722, 50296, 56583, 75444, 113166, 150888, 226332, 295489, 452664, 590978, 886467, 1181956, 1772934, 2363912, 2659401, 3545868, 5318802, 7091736, 10637604, 21275208]

約数ペア:

[(1, 21275208), (2, 10637604), (3, 7091736), (4, 5318802), (6, 3545868), (8, 2659401), (9, 2363912), (12, 1772934), (18, 1181956), (24, 886467), (36, 590978), (47, 452664), (72, 295489), (94, 226332), (141, 150888), (188, 113166), (282, 75444), (376, 56583), (423, 50296), (564, 37722), (846, 25148), (1128, 18861), (1692, 12574), (3384, 6287)]