21943140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12611}}^1$

素因数の和:12652

約数の個数: 48

約数和(自身を含む): 63564480

約数和(自身を除く): 41621340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 12611, 25222, 37833, 50444, 63055, 75666, 126110, 151332, 189165, 252220, 365719, 378330, 731438, 756660, 1097157, 1462876, 1828595, 2194314, 3657190, 4388628, 5485785, 7314380, 10971570, 21943140]

約数ペア:

[(1, 21943140), (2, 10971570), (3, 7314380), (4, 5485785), (5, 4388628), (6, 3657190), (10, 2194314), (12, 1828595), (15, 1462876), (20, 1097157), (29, 756660), (30, 731438), (58, 378330), (60, 365719), (87, 252220), (116, 189165), (145, 151332), (174, 126110), (290, 75666), (348, 63055), (435, 50444), (580, 37833), (870, 25222), (1740, 12611)]