21461958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2887}}^1$

素因数の和:2961

約数の個数: 48

約数和(自身を含む): 54063360

約数和(自身を除く): 32601402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 118, 126, 177, 354, 413, 531, 826, 1062, 1239, 2478, 2887, 3717, 5774, 7434, 8661, 17322, 20209, 25983, 40418, 51966, 60627, 121254, 170333, 181881, 340666, 363762, 510999, 1021998, 1192331, 1532997, 2384662, 3065994, 3576993, 7153986, 10730979, 21461958]

約数ペア:

[(1, 21461958), (2, 10730979), (3, 7153986), (6, 3576993), (7, 3065994), (9, 2384662), (14, 1532997), (18, 1192331), (21, 1021998), (42, 510999), (59, 363762), (63, 340666), (118, 181881), (126, 170333), (177, 121254), (354, 60627), (413, 51966), (531, 40418), (826, 25983), (1062, 20209), (1239, 17322), (2478, 8661), (2887, 7434), (3717, 5774)]