21306073688

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{4583}}^1\times {\mathrm{5431}}^1$

素因数の和:10127

約数の個数: 32

約数和(自身を含む): 40338466560

約数和(自身を除く): 19032392872

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 4583, 5431, 9166, 10862, 18332, 21724, 36664, 43448, 490381, 581117, 980762, 1162234, 1961524, 2324468, 3923048, 4648936, 24890273, 49780546, 99561092, 199122184, 2663259211, 5326518422, 10653036844, 21306073688]

約数ペア:

[(1, 21306073688), (2, 10653036844), (4, 5326518422), (8, 2663259211), (107, 199122184), (214, 99561092), (428, 49780546), (856, 24890273), (4583, 4648936), (5431, 3923048), (9166, 2324468), (10862, 1961524), (18332, 1162234), (21724, 980762), (36664, 581117), (43448, 490381)]