21167648127

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{334513}}^1$

素因数の和:334687

約数の個数: 24

約数和(自身を含む): 31310510400

約数和(自身を除く): 10142862273

約数列:

[1, 3, 9, 79, 89, 237, 267, 711, 801, 7031, 21093, 63279, 334513, 1003539, 3010617, 26426527, 29771657, 79279581, 89314971, 237838743, 267944913, 2351960903, 7055882709, 21167648127]

約数ペア:

[(1, 21167648127), (3, 7055882709), (9, 2351960903), (79, 267944913), (89, 237838743), (237, 89314971), (267, 79279581), (711, 29771657), (801, 26426527), (7031, 3010617), (21093, 1003539), (63279, 334513)]