21473463

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 11185737

約数列:

[1, 3, 11, 33, 41, 59, 123, 177, 269, 451, 649, 807, 1353, 1947, 2419, 2959, 7257, 8877, 11029, 15871, 26609, 33087, 47613, 79827, 121319, 174581, 363957, 523743, 650711, 1952133, 7157821, 21473463]

約数ペア:

[(1, 21473463), (3, 7157821), (11, 1952133), (33, 650711), (41, 523743), (59, 363957), (123, 174581), (177, 121319), (269, 79827), (451, 47613), (649, 33087), (807, 26609), (1353, 15871), (1947, 11029), (2419, 8877), (2959, 7257)]