21207136

素因数分解:

$2^5\times {\mathrm{587}}^1\times {\mathrm{1129}}^1$

素因数の和:1726

約数の個数: 24

約数和(自身を含む): 41859720

約数和(自身を除く): 20652584

約数列:

[1, 2, 4, 8, 16, 32, 587, 1129, 1174, 2258, 2348, 4516, 4696, 9032, 9392, 18064, 18784, 36128, 662723, 1325446, 2650892, 5301784, 10603568, 21207136]

約数ペア:

[(1, 21207136), (2, 10603568), (4, 5301784), (8, 2650892), (16, 1325446), (32, 662723), (587, 36128), (1129, 18784), (1174, 18064), (2258, 9392), (2348, 9032), (4516, 4696)]