2821842

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 6639360

約数和(自身を除く): 3817518

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 223, 333, 342, 446, 666, 669, 703, 1338, 1406, 2007, 2109, 4014, 4218, 4237, 6327, 8251, 8474, 12654, 12711, 16502, 24753, 25422, 38133, 49506, 74259, 76266, 148518, 156769, 313538, 470307, 940614, 1410921, 2821842]

約数ペア:

[(1, 2821842), (2, 1410921), (3, 940614), (6, 470307), (9, 313538), (18, 156769), (19, 148518), (37, 76266), (38, 74259), (57, 49506), (74, 38133), (111, 25422), (114, 24753), (171, 16502), (222, 12711), (223, 12654), (333, 8474), (342, 8251), (446, 6327), (666, 4237), (669, 4218), (703, 4014), (1338, 2109), (1406, 2007)]