21466973

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 25025280

約数和(自身を除く): 3558307

約数列:

[1, 11, 31, 59, 97, 121, 341, 649, 1067, 1829, 3007, 3751, 5723, 7139, 11737, 20119, 33077, 62953, 177413, 221309, 363847, 692483, 1951543, 21466973]

約数ペア:

[(1, 21466973), (11, 1951543), (31, 692483), (59, 363847), (97, 221309), (121, 177413), (341, 62953), (649, 33077), (1067, 20119), (1829, 11737), (3007, 7139), (3751, 5723)]