21884870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 46662480

約数和(自身を除く): 24777610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 98, 118, 245, 295, 413, 490, 590, 757, 826, 1514, 2065, 2891, 3785, 4130, 5299, 5782, 7570, 10598, 14455, 26495, 28910, 37093, 44663, 52990, 74186, 89326, 185465, 223315, 312641, 370930, 446630, 625282, 1563205, 2188487, 3126410, 4376974, 10942435, 21884870]

約数ペア:

[(1, 21884870), (2, 10942435), (5, 4376974), (7, 3126410), (10, 2188487), (14, 1563205), (35, 625282), (49, 446630), (59, 370930), (70, 312641), (98, 223315), (118, 185465), (245, 89326), (295, 74186), (413, 52990), (490, 44663), (590, 37093), (757, 28910), (826, 26495), (1514, 14455), (2065, 10598), (2891, 7570), (3785, 5782), (4130, 5299)]