21902026076

素因数分解:

$2^2\times 7^2\times {\mathrm{111745031}}^1$

素因数の和:111745049

約数の個数: 18

約数和(自身を含む): 44586267768

約数和(自身を除く): 22684241692

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 111745031, 223490062, 446980124, 782215217, 1564430434, 3128860868, 5475506519, 10951013038, 21902026076]

約数ペア:

[(1, 21902026076), (2, 10951013038), (4, 5475506519), (7, 3128860868), (14, 1564430434), (28, 782215217), (49, 446980124), (98, 223490062), (196, 111745031)]