21250252

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7451}}^1$

素因数の和:7509

約数の個数: 24

約数和(自身を含む): 40061952

約数和(自身を除く): 18811700

約数列:

[1, 2, 4, 23, 31, 46, 62, 92, 124, 713, 1426, 2852, 7451, 14902, 29804, 171373, 230981, 342746, 461962, 685492, 923924, 5312563, 10625126, 21250252]

約数ペア:

[(1, 21250252), (2, 10625126), (4, 5312563), (23, 923924), (31, 685492), (46, 461962), (62, 342746), (92, 230981), (124, 171373), (713, 29804), (1426, 14902), (2852, 7451)]