21515050

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{10007}}^1$

素因数の和:10062

約数の個数: 24

約数和(自身を含む): 40952736

約数和(自身を除く): 19437686

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 10007, 20014, 50035, 100070, 250175, 430301, 500350, 860602, 2151505, 4303010, 10757525, 21515050]

約数ペア:

[(1, 21515050), (2, 10757525), (5, 4303010), (10, 2151505), (25, 860602), (43, 500350), (50, 430301), (86, 250175), (215, 100070), (430, 50035), (1075, 20014), (2150, 10007)]