21289842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8893}}^1$

素因数の和:8927

約数の個数: 48

約数和(自身を含む): 55498560

約数和(自身を除く): 34208718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8893, 17786, 26679, 53358, 62251, 80037, 124502, 160074, 168967, 186753, 337934, 373506, 506901, 560259, 1013802, 1120518, 1182769, 1520703, 2365538, 3041406, 3548307, 7096614, 10644921, 21289842]

約数ペア:

[(1, 21289842), (2, 10644921), (3, 7096614), (6, 3548307), (7, 3041406), (9, 2365538), (14, 1520703), (18, 1182769), (19, 1120518), (21, 1013802), (38, 560259), (42, 506901), (57, 373506), (63, 337934), (114, 186753), (126, 168967), (133, 160074), (171, 124502), (266, 80037), (342, 62251), (399, 53358), (798, 26679), (1197, 17786), (2394, 8893)]