21324100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 54246528

約数和(自身を除く): 32922428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 140, 164, 175, 205, 287, 350, 410, 574, 700, 743, 820, 1025, 1148, 1435, 1486, 2050, 2870, 2972, 3715, 4100, 5201, 5740, 7175, 7430, 10402, 14350, 14860, 18575, 20804, 26005, 28700, 30463, 37150, 52010, 60926, 74300, 104020, 121852, 130025, 152315, 213241, 260050, 304630, 426482, 520100, 609260, 761575, 852964, 1066205, 1523150, 2132410, 3046300, 4264820, 5331025, 10662050, 21324100]

約数ペア:

[(1, 21324100), (2, 10662050), (4, 5331025), (5, 4264820), (7, 3046300), (10, 2132410), (14, 1523150), (20, 1066205), (25, 852964), (28, 761575), (35, 609260), (41, 520100), (50, 426482), (70, 304630), (82, 260050), (100, 213241), (140, 152315), (164, 130025), (175, 121852), (205, 104020), (287, 74300), (350, 60926), (410, 52010), (574, 37150), (700, 30463), (743, 28700), (820, 26005), (1025, 20804), (1148, 18575), (1435, 14860), (1486, 14350), (2050, 10402), (2870, 7430), (2972, 7175), (3715, 5740), (4100, 5201)]