21613004

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 45830400

約数和(自身を除く): 24217396

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 58, 86, 116, 172, 203, 301, 406, 602, 619, 812, 1204, 1238, 1247, 2476, 2494, 4333, 4988, 8666, 8729, 17332, 17458, 17951, 26617, 34916, 35902, 53234, 71804, 106468, 125657, 186319, 251314, 372638, 502628, 745276, 771893, 1543786, 3087572, 5403251, 10806502, 21613004]

約数ペア:

[(1, 21613004), (2, 10806502), (4, 5403251), (7, 3087572), (14, 1543786), (28, 771893), (29, 745276), (43, 502628), (58, 372638), (86, 251314), (116, 186319), (172, 125657), (203, 106468), (301, 71804), (406, 53234), (602, 35902), (619, 34916), (812, 26617), (1204, 17951), (1238, 17458), (1247, 17332), (2476, 8729), (2494, 8666), (4333, 4988)]