21952818

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 49008960

約数和(自身を除く): 27056142

約数列:

[1, 2, 3, 6, 9, 18, 67, 109, 134, 167, 201, 218, 327, 334, 402, 501, 603, 654, 981, 1002, 1206, 1503, 1962, 3006, 7303, 11189, 14606, 18203, 21909, 22378, 33567, 36406, 43818, 54609, 65727, 67134, 100701, 109218, 131454, 163827, 201402, 327654, 1219601, 2439202, 3658803, 7317606, 10976409, 21952818]

約数ペア:

[(1, 21952818), (2, 10976409), (3, 7317606), (6, 3658803), (9, 2439202), (18, 1219601), (67, 327654), (109, 201402), (134, 163827), (167, 131454), (201, 109218), (218, 100701), (327, 67134), (334, 65727), (402, 54609), (501, 43818), (603, 36406), (654, 33567), (981, 22378), (1002, 21909), (1206, 18203), (1503, 14606), (1962, 11189), (3006, 7303)]