21847806

素因数分解:

$2^1\times 3^4\times {\mathrm{157}}^1\times {\mathrm{859}}^1$

素因数の和:1030

約数の個数: 40

約数和(自身を含む): 49324440

約数和(自身を除く): 27476634

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 314, 471, 859, 942, 1413, 1718, 2577, 2826, 4239, 5154, 7731, 8478, 12717, 15462, 23193, 25434, 46386, 69579, 134863, 139158, 269726, 404589, 809178, 1213767, 2427534, 3641301, 7282602, 10923903, 21847806]

約数ペア:

[(1, 21847806), (2, 10923903), (3, 7282602), (6, 3641301), (9, 2427534), (18, 1213767), (27, 809178), (54, 404589), (81, 269726), (157, 139158), (162, 134863), (314, 69579), (471, 46386), (859, 25434), (942, 23193), (1413, 15462), (1718, 12717), (2577, 8478), (2826, 7731), (4239, 5154)]