2141604

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 5940480

約数和(自身を除く): 3798876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 101, 114, 124, 171, 186, 202, 228, 279, 303, 342, 372, 404, 558, 589, 606, 684, 909, 1116, 1178, 1212, 1767, 1818, 1919, 2356, 3131, 3534, 3636, 3838, 5301, 5757, 6262, 7068, 7676, 9393, 10602, 11514, 12524, 17271, 18786, 21204, 23028, 28179, 34542, 37572, 56358, 59489, 69084, 112716, 118978, 178467, 237956, 356934, 535401, 713868, 1070802, 2141604]

約数ペア:

[(1, 2141604), (2, 1070802), (3, 713868), (4, 535401), (6, 356934), (9, 237956), (12, 178467), (18, 118978), (19, 112716), (31, 69084), (36, 59489), (38, 56358), (57, 37572), (62, 34542), (76, 28179), (93, 23028), (101, 21204), (114, 18786), (124, 17271), (171, 12524), (186, 11514), (202, 10602), (228, 9393), (279, 7676), (303, 7068), (342, 6262), (372, 5757), (404, 5301), (558, 3838), (589, 3636), (606, 3534), (684, 3131), (909, 2356), (1116, 1919), (1178, 1818), (1212, 1767)]