21487176

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 62244000

約数和(自身を除く): 40756824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 113, 114, 139, 152, 171, 226, 228, 278, 339, 342, 417, 452, 456, 556, 678, 684, 834, 904, 1017, 1112, 1251, 1356, 1368, 1668, 2034, 2147, 2502, 2641, 2712, 3336, 4068, 4294, 5004, 5282, 6441, 7923, 8136, 8588, 10008, 10564, 12882, 15707, 15846, 17176, 19323, 21128, 23769, 25764, 31414, 31692, 38646, 47121, 47538, 51528, 62828, 63384, 77292, 94242, 95076, 125656, 141363, 154584, 188484, 190152, 282726, 298433, 376968, 565452, 596866, 895299, 1130904, 1193732, 1790598, 2387464, 2685897, 3581196, 5371794, 7162392, 10743588, 21487176]

約数ペア:

[(1, 21487176), (2, 10743588), (3, 7162392), (4, 5371794), (6, 3581196), (8, 2685897), (9, 2387464), (12, 1790598), (18, 1193732), (19, 1130904), (24, 895299), (36, 596866), (38, 565452), (57, 376968), (72, 298433), (76, 282726), (113, 190152), (114, 188484), (139, 154584), (152, 141363), (171, 125656), (226, 95076), (228, 94242), (278, 77292), (339, 63384), (342, 62828), (417, 51528), (452, 47538), (456, 47121), (556, 38646), (678, 31692), (684, 31414), (834, 25764), (904, 23769), (1017, 21128), (1112, 19323), (1251, 17176), (1356, 15846), (1368, 15707), (1668, 12882), (2034, 10564), (2147, 10008), (2502, 8588), (2641, 8136), (2712, 7923), (3336, 6441), (4068, 5282), (4294, 5004)]