21724050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{577}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 54184032

約数和(自身を除く): 32459982

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 251, 502, 577, 753, 1154, 1255, 1506, 1731, 2510, 2885, 3462, 3765, 5770, 6275, 7530, 8655, 12550, 14425, 17310, 18825, 28850, 37650, 43275, 86550, 144827, 289654, 434481, 724135, 868962, 1448270, 2172405, 3620675, 4344810, 7241350, 10862025, 21724050]

約数ペア:

[(1, 21724050), (2, 10862025), (3, 7241350), (5, 4344810), (6, 3620675), (10, 2172405), (15, 1448270), (25, 868962), (30, 724135), (50, 434481), (75, 289654), (150, 144827), (251, 86550), (502, 43275), (577, 37650), (753, 28850), (1154, 18825), (1255, 17310), (1506, 14425), (1731, 12550), (2510, 8655), (2885, 7530), (3462, 6275), (3765, 5770)]