21910042

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8369}}^1$

素因数の和:8406

約数の個数: 32

約数和(自身を含む): 43390080

約数和(自身を除く): 21480038

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 8369, 16738, 58583, 92059, 117166, 142273, 184118, 284546, 644413, 995911, 1288826, 1565003, 1991822, 3130006, 10955021, 21910042]

約数ペア:

[(1, 21910042), (2, 10955021), (7, 3130006), (11, 1991822), (14, 1565003), (17, 1288826), (22, 995911), (34, 644413), (77, 284546), (119, 184118), (154, 142273), (187, 117166), (238, 92059), (374, 58583), (1309, 16738), (2618, 8369)]