21743036

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18059}}^1$

素因数の和:18113

約数の個数: 24

約数和(自身を含む): 44499840

約数和(自身を除く): 22756804

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 18059, 36118, 72236, 126413, 252826, 505652, 776537, 1553074, 3106148, 5435759, 10871518, 21743036]

約数ペア:

[(1, 21743036), (2, 10871518), (4, 5435759), (7, 3106148), (14, 1553074), (28, 776537), (43, 505652), (86, 252826), (172, 126413), (301, 72236), (602, 36118), (1204, 18059)]