21035740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95617}}^1$

素因数の和:95637

約数の個数: 24

約数和(自身を含む): 48191472

約数和(自身を除く): 27155732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95617, 191234, 382468, 478085, 956170, 1051787, 1912340, 2103574, 4207148, 5258935, 10517870, 21035740]

約数ペア:

[(1, 21035740), (2, 10517870), (4, 5258935), (5, 4207148), (10, 2103574), (11, 1912340), (20, 1051787), (22, 956170), (44, 478085), (55, 382468), (110, 191234), (220, 95617)]