21063048

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 55598400

約数和(自身を除く): 34535352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 53, 58, 87, 106, 116, 159, 174, 212, 232, 318, 348, 424, 571, 636, 696, 1142, 1272, 1537, 1713, 2284, 3074, 3426, 4568, 4611, 6148, 6852, 9222, 12296, 13704, 16559, 18444, 30263, 33118, 36888, 49677, 60526, 66236, 90789, 99354, 121052, 132472, 181578, 198708, 242104, 363156, 397416, 726312, 877627, 1755254, 2632881, 3510508, 5265762, 7021016, 10531524, 21063048]

約数ペア:

[(1, 21063048), (2, 10531524), (3, 7021016), (4, 5265762), (6, 3510508), (8, 2632881), (12, 1755254), (24, 877627), (29, 726312), (53, 397416), (58, 363156), (87, 242104), (106, 198708), (116, 181578), (159, 132472), (174, 121052), (212, 99354), (232, 90789), (318, 66236), (348, 60526), (424, 49677), (571, 36888), (636, 33118), (696, 30263), (1142, 18444), (1272, 16559), (1537, 13704), (1713, 12296), (2284, 9222), (3074, 6852), (3426, 6148), (4568, 4611)]