21288202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 36352512

約数和(自身を除く): 15064310

約数列:

[1, 2, 13, 23, 26, 46, 97, 194, 299, 367, 598, 734, 1261, 2231, 2522, 4462, 4771, 8441, 9542, 16882, 29003, 35599, 58006, 71198, 109733, 219466, 462787, 818777, 925574, 1637554, 10644101, 21288202]

約数ペア:

[(1, 21288202), (2, 10644101), (13, 1637554), (23, 925574), (26, 818777), (46, 462787), (97, 219466), (194, 109733), (299, 71198), (367, 58006), (598, 35599), (734, 29003), (1261, 16882), (2231, 9542), (2522, 8441), (4462, 4771)]