21933688

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^2\times {\mathrm{233}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 48381840

約数和(自身を除く): 26448152

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 233, 287, 328, 466, 574, 932, 1148, 1631, 1681, 1864, 2296, 3262, 3362, 6524, 6724, 9553, 11767, 13048, 13448, 19106, 23534, 38212, 47068, 66871, 76424, 94136, 133742, 267484, 391673, 534968, 783346, 1566692, 2741711, 3133384, 5483422, 10966844, 21933688]

約数ペア:

[(1, 21933688), (2, 10966844), (4, 5483422), (7, 3133384), (8, 2741711), (14, 1566692), (28, 783346), (41, 534968), (56, 391673), (82, 267484), (164, 133742), (233, 94136), (287, 76424), (328, 66871), (466, 47068), (574, 38212), (932, 23534), (1148, 19106), (1631, 13448), (1681, 13048), (1864, 11767), (2296, 9553), (3262, 6724), (3362, 6524)]