21137990064

素因数分解:

$2^4\times 3^1\times {\mathrm{5717}}^1\times {\mathrm{77029}}^1$

素因数の和:82757

約数の個数: 40

約数和(自身を含む): 54616734960

約数和(自身を除く): 33478744896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5717, 11434, 17151, 22868, 34302, 45736, 68604, 77029, 91472, 137208, 154058, 231087, 274416, 308116, 462174, 616232, 924348, 1232464, 1848696, 3697392, 440374793, 880749586, 1321124379, 1761499172, 2642248758, 3522998344, 5284497516, 7045996688, 10568995032, 21137990064]

約数ペア:

[(1, 21137990064), (2, 10568995032), (3, 7045996688), (4, 5284497516), (6, 3522998344), (8, 2642248758), (12, 1761499172), (16, 1321124379), (24, 880749586), (48, 440374793), (5717, 3697392), (11434, 1848696), (17151, 1232464), (22868, 924348), (34302, 616232), (45736, 462174), (68604, 308116), (77029, 274416), (91472, 231087), (137208, 154058)]