21047832

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 62244000

約数和(自身を除く): 41196168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 113, 117, 156, 199, 226, 234, 312, 339, 398, 452, 468, 597, 678, 796, 904, 936, 1017, 1194, 1356, 1469, 1592, 1791, 2034, 2388, 2587, 2712, 2938, 3582, 4068, 4407, 4776, 5174, 5876, 7164, 7761, 8136, 8814, 10348, 11752, 13221, 14328, 15522, 17628, 20696, 22487, 23283, 26442, 31044, 35256, 44974, 46566, 52884, 62088, 67461, 89948, 93132, 105768, 134922, 179896, 186264, 202383, 269844, 292331, 404766, 539688, 584662, 809532, 876993, 1169324, 1619064, 1753986, 2338648, 2630979, 3507972, 5261958, 7015944, 10523916, 21047832]

約数ペア:

[(1, 21047832), (2, 10523916), (3, 7015944), (4, 5261958), (6, 3507972), (8, 2630979), (9, 2338648), (12, 1753986), (13, 1619064), (18, 1169324), (24, 876993), (26, 809532), (36, 584662), (39, 539688), (52, 404766), (72, 292331), (78, 269844), (104, 202383), (113, 186264), (117, 179896), (156, 134922), (199, 105768), (226, 93132), (234, 89948), (312, 67461), (339, 62088), (398, 52884), (452, 46566), (468, 44974), (597, 35256), (678, 31044), (796, 26442), (904, 23283), (936, 22487), (1017, 20696), (1194, 17628), (1356, 15522), (1469, 14328), (1592, 13221), (1791, 11752), (2034, 10348), (2388, 8814), (2587, 8136), (2712, 7761), (2938, 7164), (3582, 5876), (4068, 5174), (4407, 4776)]