21911048

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1667}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 43234560

約数和(自身を除く): 21323512

約数列:

[1, 2, 4, 8, 31, 53, 62, 106, 124, 212, 248, 424, 1643, 1667, 3286, 3334, 6572, 6668, 13144, 13336, 51677, 88351, 103354, 176702, 206708, 353404, 413416, 706808, 2738881, 5477762, 10955524, 21911048]

約数ペア:

[(1, 21911048), (2, 10955524), (4, 5477762), (8, 2738881), (31, 706808), (53, 413416), (62, 353404), (106, 206708), (124, 176702), (212, 103354), (248, 88351), (424, 51677), (1643, 13336), (1667, 13144), (3286, 6668), (3334, 6572)]