21567735695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1657}}^1\times {\mathrm{13921}}^1$

素因数の和:15611

約数の個数: 32

約数和(自身を含む): 29915148096

約数和(自身を除く): 8347412401

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 1657, 8285, 13921, 18227, 28169, 69605, 91135, 140845, 153131, 236657, 309859, 765655, 1183285, 1549295, 2603227, 13016135, 23067097, 115335485, 253738067, 392140649, 1268690335, 1960703245, 4313547139, 21567735695]

約数ペア:

[(1, 21567735695), (5, 4313547139), (11, 1960703245), (17, 1268690335), (55, 392140649), (85, 253738067), (187, 115335485), (935, 23067097), (1657, 13016135), (8285, 2603227), (13921, 1549295), (18227, 1183285), (28169, 765655), (69605, 309859), (91135, 236657), (140845, 153131)]