21749778

素因数分解:

$2^1\times 3^2\times {\mathrm{227}}^1\times {\mathrm{5323}}^1$

素因数の和:5558

約数の個数: 24

約数和(自身を含む): 47341008

約数和(自身を除く): 25591230

約数列:

[1, 2, 3, 6, 9, 18, 227, 454, 681, 1362, 2043, 4086, 5323, 10646, 15969, 31938, 47907, 95814, 1208321, 2416642, 3624963, 7249926, 10874889, 21749778]

約数ペア:

[(1, 21749778), (2, 10874889), (3, 7249926), (6, 3624963), (9, 2416642), (18, 1208321), (227, 95814), (454, 47907), (681, 31938), (1362, 15969), (2043, 10646), (4086, 5323)]