21587314

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{90703}}^1$

素因数の和:90729

約数の個数: 16

約数和(自身を含む): 39184128

約数和(自身を除く): 17596814

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 90703, 181406, 634921, 1269842, 1541951, 3083902, 10793657, 21587314]

約数ペア:

[(1, 21587314), (2, 10793657), (7, 3083902), (14, 1541951), (17, 1269842), (34, 634921), (119, 181406), (238, 90703)]