21918402

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4813}}^1$

素因数の和:4855

約数の個数: 48

約数和(自身を含む): 54070848

約数和(自身を除く): 32152446

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4554, 4813, 9626, 14439, 28878, 43317, 52943, 86634, 105886, 110699, 158829, 221398, 317658, 332097, 476487, 664194, 952974, 996291, 1217689, 1992582, 2435378, 3653067, 7306134, 10959201, 21918402]

約数ペア:

[(1, 21918402), (2, 10959201), (3, 7306134), (6, 3653067), (9, 2435378), (11, 1992582), (18, 1217689), (22, 996291), (23, 952974), (33, 664194), (46, 476487), (66, 332097), (69, 317658), (99, 221398), (138, 158829), (198, 110699), (207, 105886), (253, 86634), (414, 52943), (506, 43317), (759, 28878), (1518, 14439), (2277, 9626), (4554, 4813)]