21627425

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 27932736

約数和(自身を除く): 6305311

約数列:

[1, 5, 25, 37, 103, 185, 227, 515, 925, 1135, 2575, 3811, 5675, 8399, 19055, 23381, 41995, 95275, 116905, 209975, 584525, 865097, 4325485, 21627425]

約数ペア:

[(1, 21627425), (5, 4325485), (25, 865097), (37, 584525), (103, 209975), (185, 116905), (227, 95275), (515, 41995), (925, 23381), (1135, 19055), (2575, 8399), (3811, 5675)]