21167138309

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{244687}}^1$

素因数の和:244892

約数の個数: 16

約数和(自身を含む): 23196422400

約数和(自身を除く): 2029284091

約数列:

[1, 19, 29, 157, 551, 2983, 4553, 86507, 244687, 4649053, 7095923, 38415859, 134822537, 729901321, 1114059911, 21167138309]

約数ペア:

[(1, 21167138309), (19, 1114059911), (29, 729901321), (157, 134822537), (551, 38415859), (2983, 7095923), (4553, 4649053), (86507, 244687)]