21011010995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{32887}}^1\times {\mathrm{9829}}^1$

素因数の和:42734

約数の個数: 16

約数和(自身を含む): 27156279360

約数和(自身を除く): 6145268365

約数列:

[1, 5, 13, 65, 9829, 32887, 49145, 127777, 164435, 427531, 638885, 2137655, 323246323, 1616231615, 4202202199, 21011010995]

約数ペア:

[(1, 21011010995), (5, 4202202199), (13, 1616231615), (65, 323246323), (9829, 2137655), (32887, 638885), (49145, 427531), (127777, 164435)]