21164440495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16730783}}^1$

素因数の和:16730822

約数の個数: 16

約数和(自身を含む): 28910794752

約数和(自身を除く): 7746354257

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 16730783, 83653915, 184038613, 384808009, 920193065, 1924040045, 4232888099, 21164440495]

約数ペア:

[(1, 21164440495), (5, 4232888099), (11, 1924040045), (23, 920193065), (55, 384808009), (115, 184038613), (253, 83653915), (1265, 16730783)]