21000201704

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{467}}^1\times {\mathrm{244393}}^1$

素因数の和:244889

約数の個数: 32

約数和(自身を含む): 41175501120

約数和(自身を除く): 20175299416

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 467, 934, 1868, 3736, 10741, 21482, 42964, 85928, 244393, 488786, 977572, 1955144, 5621039, 11242078, 22484156, 44968312, 114131531, 228263062, 456526124, 913052248, 2625025213, 5250050426, 10500100852, 21000201704]

約数ペア:

[(1, 21000201704), (2, 10500100852), (4, 5250050426), (8, 2625025213), (23, 913052248), (46, 456526124), (92, 228263062), (184, 114131531), (467, 44968312), (934, 22484156), (1868, 11242078), (3736, 5621039), (10741, 1955144), (21482, 977572), (42964, 488786), (85928, 244393)]