21836947

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 25269120

約数和(自身を除く): 3432173

約数列:

[1, 11, 19, 163, 209, 641, 1793, 3097, 7051, 12179, 34067, 104483, 133969, 1149313, 1985177, 21836947]

約数ペア:

[(1, 21836947), (11, 1985177), (19, 1149313), (163, 133969), (209, 104483), (641, 34067), (1793, 12179), (3097, 7051)]