21072392

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{1979}}^1$

素因数の和:2018

約数の個数: 32

約数和(自身を含む): 43480800

約数和(自身を除く): 22408408

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1331, 1979, 2662, 3958, 5324, 7916, 10648, 15832, 21769, 43538, 87076, 174152, 239459, 478918, 957836, 1915672, 2634049, 5268098, 10536196, 21072392]

約数ペア:

[(1, 21072392), (2, 10536196), (4, 5268098), (8, 2634049), (11, 1915672), (22, 957836), (44, 478918), (88, 239459), (121, 174152), (242, 87076), (484, 43538), (968, 21769), (1331, 15832), (1979, 10648), (2662, 7916), (3958, 5324)]