21077750

素因数分解:

$2^1\times 5^3\times {\mathrm{59}}^1\times {\mathrm{1429}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 40154400

約数和(自身を除く): 19076650

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 125, 250, 295, 590, 1429, 1475, 2858, 2950, 7145, 7375, 14290, 14750, 35725, 71450, 84311, 168622, 178625, 357250, 421555, 843110, 2107775, 4215550, 10538875, 21077750]

約数ペア:

[(1, 21077750), (2, 10538875), (5, 4215550), (10, 2107775), (25, 843110), (50, 421555), (59, 357250), (118, 178625), (125, 168622), (250, 84311), (295, 71450), (590, 35725), (1429, 14750), (1475, 14290), (2858, 7375), (2950, 7145)]