21946450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{14159}}^1$

素因数の和:14202

約数の個数: 24

約数和(自身を含む): 42140160

約数和(自身を除く): 20193710

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 14159, 28318, 70795, 141590, 353975, 438929, 707950, 877858, 2194645, 4389290, 10973225, 21946450]

約数ペア:

[(1, 21946450), (2, 10973225), (5, 4389290), (10, 2194645), (25, 877858), (31, 707950), (50, 438929), (62, 353975), (155, 141590), (310, 70795), (775, 28318), (1550, 14159)]