21401476324

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{142993}}^1$

素因数の和:143116

約数の個数: 48

約数和(自身を含む): 41511730176

約数和(自身を除く): 20110253852

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 71, 124, 142, 284, 527, 1054, 1207, 2108, 2201, 2414, 4402, 4828, 8804, 37417, 74834, 142993, 149668, 285986, 571972, 2430881, 4432783, 4861762, 8865566, 9723524, 10152503, 17731132, 20305006, 40610012, 75357311, 150714622, 172592551, 301429244, 314727593, 345185102, 629455186, 690370204, 1258910372, 5350369081, 10700738162, 21401476324]

約数ペア:

[(1, 21401476324), (2, 10700738162), (4, 5350369081), (17, 1258910372), (31, 690370204), (34, 629455186), (62, 345185102), (68, 314727593), (71, 301429244), (124, 172592551), (142, 150714622), (284, 75357311), (527, 40610012), (1054, 20305006), (1207, 17731132), (2108, 10152503), (2201, 9723524), (2414, 8865566), (4402, 4861762), (4828, 4432783), (8804, 2430881), (37417, 571972), (74834, 285986), (142993, 149668)]