21142080470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{43627}}^1$

素因数の和:43714

約数の個数: 96

約数和(自身を含む): 47269018368

約数和(自身を除く): 26126937898

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 43, 46, 49, 70, 86, 98, 115, 161, 215, 230, 245, 301, 322, 430, 490, 602, 805, 989, 1127, 1505, 1610, 1978, 2107, 2254, 3010, 4214, 4945, 5635, 6923, 9890, 10535, 11270, 13846, 21070, 34615, 43627, 48461, 69230, 87254, 96922, 218135, 242305, 305389, 436270, 484610, 610778, 1003421, 1526945, 1875961, 2006842, 2137723, 3053890, 3751922, 4275446, 5017105, 7023947, 9379805, 10034210, 10688615, 13131727, 14047894, 18759610, 21377230, 26263454, 35119735, 43147103, 49167629, 65658635, 70239470, 86294206, 91922089, 98335258, 131317270, 183844178, 215735515, 245838145, 302029721, 431471030, 459610445, 491676290, 604059442, 919220890, 1510148605, 2114208047, 3020297210, 4228416094, 10571040235, 21142080470]

約数ペア:

[(1, 21142080470), (2, 10571040235), (5, 4228416094), (7, 3020297210), (10, 2114208047), (14, 1510148605), (23, 919220890), (35, 604059442), (43, 491676290), (46, 459610445), (49, 431471030), (70, 302029721), (86, 245838145), (98, 215735515), (115, 183844178), (161, 131317270), (215, 98335258), (230, 91922089), (245, 86294206), (301, 70239470), (322, 65658635), (430, 49167629), (490, 43147103), (602, 35119735), (805, 26263454), (989, 21377230), (1127, 18759610), (1505, 14047894), (1610, 13131727), (1978, 10688615), (2107, 10034210), (2254, 9379805), (3010, 7023947), (4214, 5017105), (4945, 4275446), (5635, 3751922), (6923, 3053890), (9890, 2137723), (10535, 2006842), (11270, 1875961), (13846, 1526945), (21070, 1003421), (34615, 610778), (43627, 484610), (48461, 436270), (69230, 305389), (87254, 242305), (96922, 218135)]