21890022

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47381}}^1$

素因数の和:47404

約数の個数: 32

約数和(自身を含む): 54584064

約数和(自身を除く): 32694042

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 47381, 94762, 142143, 284286, 331667, 521191, 663334, 995001, 1042382, 1563573, 1990002, 3127146, 3648337, 7296674, 10945011, 21890022]

約数ペア:

[(1, 21890022), (2, 10945011), (3, 7296674), (6, 3648337), (7, 3127146), (11, 1990002), (14, 1563573), (21, 1042382), (22, 995001), (33, 663334), (42, 521191), (66, 331667), (77, 284286), (154, 142143), (231, 94762), (462, 47381)]