21915671163

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{867913}}^1$

素因数の和:868378

約数の個数: 16

約数和(自身を含む): 30828305280

約数和(自身を除く): 8912634117

約数列:

[1, 3, 19, 57, 443, 1329, 8417, 25251, 867913, 2603739, 16490347, 49471041, 384485459, 1153456377, 7305223721, 21915671163]

約数ペア:

[(1, 21915671163), (3, 7305223721), (19, 1153456377), (57, 384485459), (443, 49471041), (1329, 16490347), (8417, 2603739), (25251, 867913)]