21429047248

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{234187}}^1$

素因数の和:234264

約数の個数: 80

約数和(自身を含む): 51109189120

約数和(自身を除く): 29680141872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 43, 56, 76, 86, 112, 133, 152, 172, 266, 301, 304, 344, 532, 602, 688, 817, 1064, 1204, 1634, 2128, 2408, 3268, 4816, 5719, 6536, 11438, 13072, 22876, 45752, 91504, 234187, 468374, 936748, 1639309, 1873496, 3278618, 3746992, 4449553, 6557236, 8899106, 10070041, 13114472, 17798212, 20140082, 26228944, 31146871, 35596424, 40280164, 62293742, 70490287, 71192848, 80560328, 124587484, 140980574, 161120656, 191330779, 249174968, 281961148, 382661558, 498349936, 563922296, 765323116, 1127844592, 1339315453, 1530646232, 2678630906, 3061292464, 5357261812, 10714523624, 21429047248]

約数ペア:

[(1, 21429047248), (2, 10714523624), (4, 5357261812), (7, 3061292464), (8, 2678630906), (14, 1530646232), (16, 1339315453), (19, 1127844592), (28, 765323116), (38, 563922296), (43, 498349936), (56, 382661558), (76, 281961148), (86, 249174968), (112, 191330779), (133, 161120656), (152, 140980574), (172, 124587484), (266, 80560328), (301, 71192848), (304, 70490287), (344, 62293742), (532, 40280164), (602, 35596424), (688, 31146871), (817, 26228944), (1064, 20140082), (1204, 17798212), (1634, 13114472), (2128, 10070041), (2408, 8899106), (3268, 6557236), (4816, 4449553), (5719, 3746992), (6536, 3278618), (11438, 1873496), (13072, 1639309), (22876, 936748), (45752, 468374), (91504, 234187)]