21990652292

素因数分解:

$2^2\times 7^1\times {\mathrm{6203}}^1\times {\mathrm{126613}}^1$

素因数の和:132827

約数の個数: 24

約数和(自身を含む): 43988742336

約数和(自身を除く): 21998090044

約数列:

[1, 2, 4, 7, 14, 28, 6203, 12406, 24812, 43421, 86842, 126613, 173684, 253226, 506452, 886291, 1772582, 3545164, 785380439, 1570760878, 3141521756, 5497663073, 10995326146, 21990652292]

約数ペア:

[(1, 21990652292), (2, 10995326146), (4, 5497663073), (7, 3141521756), (14, 1570760878), (28, 785380439), (6203, 3545164), (12406, 1772582), (24812, 886291), (43421, 506452), (86842, 253226), (126613, 173684)]