21117706

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{15149}}^1$

素因数の和:15209

約数の個数: 16

約数和(自身を含む): 34360200

約数和(自身を除く): 13242494

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 15149, 30298, 257533, 515066, 621109, 1242218, 10558853, 21117706]

約数ペア:

[(1, 21117706), (2, 10558853), (17, 1242218), (34, 621109), (41, 515066), (82, 257533), (697, 30298), (1394, 15149)]