21375528078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{694597}}^1$

素因数の和:694848

約数の個数: 32

約数和(自身を含む): 44809906176

約数和(自身を除く): 23434378098

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 223, 446, 669, 1338, 5129, 10258, 15387, 30774, 694597, 1389194, 2083791, 4167582, 15975731, 31951462, 47927193, 95854386, 154895131, 309790262, 464685393, 929370786, 3562588013, 7125176026, 10687764039, 21375528078]

約数ペア:

[(1, 21375528078), (2, 10687764039), (3, 7125176026), (6, 3562588013), (23, 929370786), (46, 464685393), (69, 309790262), (138, 154895131), (223, 95854386), (446, 47927193), (669, 31951462), (1338, 15975731), (5129, 4167582), (10258, 2083791), (15387, 1389194), (30774, 694597)]