21126888

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{2111}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 36530712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2111, 2502, 3336, 4222, 5004, 6333, 8444, 10008, 12666, 16888, 18999, 25332, 37998, 50664, 75996, 151992, 293429, 586858, 880287, 1173716, 1760574, 2347432, 2640861, 3521148, 5281722, 7042296, 10563444, 21126888]

約数ペア:

[(1, 21126888), (2, 10563444), (3, 7042296), (4, 5281722), (6, 3521148), (8, 2640861), (9, 2347432), (12, 1760574), (18, 1173716), (24, 880287), (36, 586858), (72, 293429), (139, 151992), (278, 75996), (417, 50664), (556, 37998), (834, 25332), (1112, 18999), (1251, 16888), (1668, 12666), (2111, 10008), (2502, 8444), (3336, 6333), (4222, 5004)]