21839350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{33599}}^1$

素因数の和:33624

約数の個数: 24

約数和(自身を含む): 43747200

約数和(自身を除く): 21907850

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 33599, 67198, 167995, 335990, 436787, 839975, 873574, 1679950, 2183935, 4367870, 10919675, 21839350]

約数ペア:

[(1, 21839350), (2, 10919675), (5, 4367870), (10, 2183935), (13, 1679950), (25, 873574), (26, 839975), (50, 436787), (65, 335990), (130, 167995), (325, 67198), (650, 33599)]