21081302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30911}}^1$

素因数の和:30955

約数の個数: 16

約数和(自身を含む): 35610624

約数和(自身を除く): 14529322

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30911, 61822, 340021, 680042, 958241, 1916482, 10540651, 21081302]

約数ペア:

[(1, 21081302), (2, 10540651), (11, 1916482), (22, 958241), (31, 680042), (62, 340021), (341, 61822), (682, 30911)]