12821382

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 32970240

約数和(自身を除く): 20148858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 107, 126, 189, 214, 317, 321, 378, 634, 642, 749, 951, 963, 1498, 1902, 1926, 2219, 2247, 2853, 2889, 4438, 4494, 5706, 5778, 6657, 6741, 8559, 13314, 13482, 17118, 19971, 20223, 33919, 39942, 40446, 59913, 67838, 101757, 119826, 203514, 237433, 305271, 474866, 610542, 712299, 915813, 1424598, 1831626, 2136897, 4273794, 6410691, 12821382]

約数ペア:

[(1, 12821382), (2, 6410691), (3, 4273794), (6, 2136897), (7, 1831626), (9, 1424598), (14, 915813), (18, 712299), (21, 610542), (27, 474866), (42, 305271), (54, 237433), (63, 203514), (107, 119826), (126, 101757), (189, 67838), (214, 59913), (317, 40446), (321, 39942), (378, 33919), (634, 20223), (642, 19971), (749, 17118), (951, 13482), (963, 13314), (1498, 8559), (1902, 6741), (1926, 6657), (2219, 5778), (2247, 5706), (2853, 4494), (2889, 4438)]