21173044144

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{196717}}^1$

素因数の和:196794

約数の個数: 60

約数和(自身を含む): 48444561552

約数和(自身を除く): 27271517408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 961, 1736, 1922, 3472, 3844, 6727, 7688, 13454, 15376, 26908, 53816, 107632, 196717, 393434, 786868, 1377019, 1573736, 2754038, 3147472, 5508076, 6098227, 11016152, 12196454, 22032304, 24392908, 42687589, 48785816, 85375178, 97571632, 170750356, 189045037, 341500712, 378090074, 683001424, 756180148, 1323315259, 1512360296, 2646630518, 3024720592, 5293261036, 10586522072, 21173044144]

約数ペア:

[(1, 21173044144), (2, 10586522072), (4, 5293261036), (7, 3024720592), (8, 2646630518), (14, 1512360296), (16, 1323315259), (28, 756180148), (31, 683001424), (56, 378090074), (62, 341500712), (112, 189045037), (124, 170750356), (217, 97571632), (248, 85375178), (434, 48785816), (496, 42687589), (868, 24392908), (961, 22032304), (1736, 12196454), (1922, 11016152), (3472, 6098227), (3844, 5508076), (6727, 3147472), (7688, 2754038), (13454, 1573736), (15376, 1377019), (26908, 786868), (53816, 393434), (107632, 196717)]