21886106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 38283840

約数和(自身を除く): 16397734

約数列:

[1, 2, 11, 17, 22, 34, 139, 187, 278, 374, 421, 842, 1529, 2363, 3058, 4631, 4726, 7157, 9262, 14314, 25993, 51986, 58519, 78727, 117038, 157454, 643709, 994823, 1287418, 1989646, 10943053, 21886106]

約数ペア:

[(1, 21886106), (2, 10943053), (11, 1989646), (17, 1287418), (22, 994823), (34, 643709), (139, 157454), (187, 117038), (278, 78727), (374, 58519), (421, 51986), (842, 25993), (1529, 14314), (2363, 9262), (3058, 7157), (4631, 4726)]