21339842220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{197921}}^1$

素因数の和:198535

約数の個数: 72

約数和(自身を含む): 64839247200

約数和(自身を除く): 43499404980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 599, 1198, 1797, 2396, 2995, 3594, 5391, 5990, 7188, 8985, 10782, 11980, 17970, 21564, 26955, 35940, 53910, 107820, 197921, 395842, 593763, 791684, 989605, 1187526, 1781289, 1979210, 2375052, 2968815, 3562578, 3958420, 5937630, 7125156, 8906445, 11875260, 17812890, 35625780, 118554679, 237109358, 355664037, 474218716, 592773395, 711328074, 1066992111, 1185546790, 1422656148, 1778320185, 2133984222, 2371093580, 3556640370, 4267968444, 5334960555, 7113280740, 10669921110, 21339842220]

約数ペア:

[(1, 21339842220), (2, 10669921110), (3, 7113280740), (4, 5334960555), (5, 4267968444), (6, 3556640370), (9, 2371093580), (10, 2133984222), (12, 1778320185), (15, 1422656148), (18, 1185546790), (20, 1066992111), (30, 711328074), (36, 592773395), (45, 474218716), (60, 355664037), (90, 237109358), (180, 118554679), (599, 35625780), (1198, 17812890), (1797, 11875260), (2396, 8906445), (2995, 7125156), (3594, 5937630), (5391, 3958420), (5990, 3562578), (7188, 2968815), (8985, 2375052), (10782, 1979210), (11980, 1781289), (17970, 1187526), (21564, 989605), (26955, 791684), (35940, 593763), (53910, 395842), (107820, 197921)]