21190053332

素因数分解:

$2^2\times 7^2\times {\mathrm{2557}}^1\times {\mathrm{42281}}^1$

素因数の和:44856

約数の個数: 36

約数和(自身を含む): 43154785044

約数和(自身を除く): 21964731712

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2557, 5114, 10228, 17899, 35798, 42281, 71596, 84562, 125293, 169124, 250586, 295967, 501172, 591934, 1183868, 2071769, 4143538, 8287076, 108112517, 216225034, 432450068, 756787619, 1513575238, 3027150476, 5297513333, 10595026666, 21190053332]

約数ペア:

[(1, 21190053332), (2, 10595026666), (4, 5297513333), (7, 3027150476), (14, 1513575238), (28, 756787619), (49, 432450068), (98, 216225034), (196, 108112517), (2557, 8287076), (5114, 4143538), (10228, 2071769), (17899, 1183868), (35798, 591934), (42281, 501172), (71596, 295967), (84562, 250586), (125293, 169124)]