21000435470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3361}}^1\times {\mathrm{89261}}^1$

素因数の和:92636

約数の個数: 32

約数和(自身を含む): 43214233536

約数和(自身を除く): 22213798066

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3361, 6722, 16805, 23527, 33610, 47054, 89261, 117635, 178522, 235270, 446305, 624827, 892610, 1249654, 3124135, 6248270, 300006221, 600012442, 1500031105, 2100043547, 3000062210, 4200087094, 10500217735, 21000435470]

約数ペア:

[(1, 21000435470), (2, 10500217735), (5, 4200087094), (7, 3000062210), (10, 2100043547), (14, 1500031105), (35, 600012442), (70, 300006221), (3361, 6248270), (6722, 3124135), (16805, 1249654), (23527, 892610), (33610, 624827), (47054, 446305), (89261, 235270), (117635, 178522)]