21710274

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 46034880

約数和(自身を除く): 24324606

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157, 314, 471, 942, 1213, 2426, 2983, 3639, 5966, 7278, 8949, 17898, 23047, 46094, 69141, 138282, 190441, 380882, 571323, 1142646, 3618379, 7236758, 10855137, 21710274]

約数ペア:

[(1, 21710274), (2, 10855137), (3, 7236758), (6, 3618379), (19, 1142646), (38, 571323), (57, 380882), (114, 190441), (157, 138282), (314, 69141), (471, 46094), (942, 23047), (1213, 17898), (2426, 8949), (2983, 7278), (3639, 5966)]