21164026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{28069}}^1$

素因数の和:28113

約数の個数: 16

約数和(自身を含む): 35368200

約数和(自身を除く): 14204174

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 28069, 56138, 364897, 729794, 814001, 1628002, 10582013, 21164026]

約数ペア:

[(1, 21164026), (2, 10582013), (13, 1628002), (26, 814001), (29, 729794), (58, 364897), (377, 56138), (754, 28069)]