21904224770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1\times {\mathrm{90547}}^1$

素因数の和:91994

約数の個数: 32

約数和(自身を含む): 41776674048

約数和(自身を除く): 19872449278

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1423, 2846, 7115, 14230, 24191, 48382, 90547, 120955, 181094, 241910, 452735, 905470, 1539299, 3078598, 7696495, 15392990, 128848381, 257696762, 644241905, 1288483810, 2190422477, 4380844954, 10952112385, 21904224770]

約数ペア:

[(1, 21904224770), (2, 10952112385), (5, 4380844954), (10, 2190422477), (17, 1288483810), (34, 644241905), (85, 257696762), (170, 128848381), (1423, 15392990), (2846, 7696495), (7115, 3078598), (14230, 1539299), (24191, 905470), (48382, 452735), (90547, 241910), (120955, 181094)]