21000929447

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{4721}}^1$

素因数の和:5159

約数の個数: 32

約数和(自身を含む): 24021909504

約数和(自身を除く): 3020980057

約数列:

[1, 17, 23, 31, 367, 391, 527, 713, 4721, 6239, 8441, 11377, 12121, 80257, 108583, 143497, 146351, 193409, 261671, 1732607, 1845911, 2487967, 3366073, 4448407, 29454319, 39849961, 53710817, 57223241, 677449337, 913083889, 1235348791, 21000929447]

約数ペア:

[(1, 21000929447), (17, 1235348791), (23, 913083889), (31, 677449337), (367, 57223241), (391, 53710817), (527, 39849961), (713, 29454319), (4721, 4448407), (6239, 3366073), (8441, 2487967), (11377, 1845911), (12121, 1732607), (80257, 261671), (108583, 193409), (143497, 146351)]