21398700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71329}}^1$

素因数の和:71346

約数の個数: 36

約数和(自身を含む): 61914440

約数和(自身を除く): 40515740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 71329, 142658, 213987, 285316, 356645, 427974, 713290, 855948, 1069935, 1426580, 1783225, 2139870, 3566450, 4279740, 5349675, 7132900, 10699350, 21398700]

約数ペア:

[(1, 21398700), (2, 10699350), (3, 7132900), (4, 5349675), (5, 4279740), (6, 3566450), (10, 2139870), (12, 1783225), (15, 1426580), (20, 1069935), (25, 855948), (30, 713290), (50, 427974), (60, 356645), (75, 285316), (100, 213987), (150, 142658), (300, 71329)]