21714301

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 27360000

約数和(自身を除く): 5645699

約数列:

[1, 7, 29, 37, 49, 59, 203, 259, 343, 413, 1073, 1421, 1711, 1813, 2183, 2891, 7511, 9947, 11977, 12691, 15281, 20237, 52577, 63307, 83839, 106967, 368039, 443149, 586873, 748769, 3102043, 21714301]

約数ペア:

[(1, 21714301), (7, 3102043), (29, 748769), (37, 586873), (49, 443149), (59, 368039), (203, 106967), (259, 83839), (343, 63307), (413, 52577), (1073, 20237), (1421, 15281), (1711, 12691), (1813, 11977), (2183, 9947), (2891, 7511)]