21418764

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{18401}}^1$

素因数の和:18505

約数の個数: 24

約数和(自身を含む): 50495088

約数和(自身を除く): 29076324

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 291, 388, 582, 1164, 18401, 36802, 55203, 73604, 110406, 220812, 1784897, 3569794, 5354691, 7139588, 10709382, 21418764]

約数ペア:

[(1, 21418764), (2, 10709382), (3, 7139588), (4, 5354691), (6, 3569794), (12, 1784897), (97, 220812), (194, 110406), (291, 73604), (388, 55203), (582, 36802), (1164, 18401)]