21576814

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{23003}}^1$

素因数の和:23079

約数の個数: 16

約数和(自身を含む): 37542528

約数和(自身を除く): 15965714

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 23003, 46006, 161021, 322042, 1541201, 3082402, 10788407, 21576814]

約数ペア:

[(1, 21576814), (2, 10788407), (7, 3082402), (14, 1541201), (67, 322042), (134, 161021), (469, 46006), (938, 23003)]