21322203

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4679}}^1$

素因数の和:4727

約数の個数: 24

約数和(自身を含む): 34145280

約数和(自身を除く): 12823077

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 4679, 14037, 32753, 98259, 145049, 229271, 435147, 687813, 1015343, 3046029, 7107401, 21322203]

約数ペア:

[(1, 21322203), (3, 7107401), (7, 3046029), (21, 1015343), (31, 687813), (49, 435147), (93, 229271), (147, 145049), (217, 98259), (651, 32753), (1519, 14037), (4557, 4679)]