21555114

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2687}}^1$

素因数の和:2890

約数の個数: 32

約数和(自身を含む): 49545216

約数和(自身を除く): 27990102

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2674, 2687, 4011, 5374, 8022, 8061, 16122, 18809, 37618, 56427, 112854, 513217, 1026434, 1539651, 3079302, 3592519, 7185038, 10777557, 21555114]

約数ペア:

[(1, 21555114), (2, 10777557), (3, 7185038), (6, 3592519), (7, 3079302), (14, 1539651), (21, 1026434), (42, 513217), (191, 112854), (382, 56427), (573, 37618), (1146, 18809), (1337, 16122), (2674, 8061), (2687, 8022), (4011, 5374)]