21223052

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 38393376

約数和(自身を除く): 17170324

約数列:

[1, 2, 4, 37, 74, 148, 193, 386, 743, 772, 1486, 2972, 7141, 14282, 27491, 28564, 54982, 109964, 143399, 286798, 573596, 5305763, 10611526, 21223052]

約数ペア:

[(1, 21223052), (2, 10611526), (4, 5305763), (37, 573596), (74, 286798), (148, 143399), (193, 109964), (386, 54982), (743, 28564), (772, 27491), (1486, 14282), (2972, 7141)]