21181248

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{3343}}^1$

素因数の和:3372

約数の個数: 84

約数和(自身を含む): 66251328

約数和(自身を除く): 45070080

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 132, 144, 176, 192, 198, 264, 288, 352, 396, 528, 576, 704, 792, 1056, 1584, 2112, 3168, 3343, 6336, 6686, 10029, 13372, 20058, 26744, 30087, 36773, 40116, 53488, 60174, 73546, 80232, 106976, 110319, 120348, 147092, 160464, 213952, 220638, 240696, 294184, 320928, 330957, 441276, 481392, 588368, 641856, 661914, 882552, 962784, 1176736, 1323828, 1765104, 1925568, 2353472, 2647656, 3530208, 5295312, 7060416, 10590624, 21181248]

約数ペア:

[(1, 21181248), (2, 10590624), (3, 7060416), (4, 5295312), (6, 3530208), (8, 2647656), (9, 2353472), (11, 1925568), (12, 1765104), (16, 1323828), (18, 1176736), (22, 962784), (24, 882552), (32, 661914), (33, 641856), (36, 588368), (44, 481392), (48, 441276), (64, 330957), (66, 320928), (72, 294184), (88, 240696), (96, 220638), (99, 213952), (132, 160464), (144, 147092), (176, 120348), (192, 110319), (198, 106976), (264, 80232), (288, 73546), (352, 60174), (396, 53488), (528, 40116), (576, 36773), (704, 30087), (792, 26744), (1056, 20058), (1584, 13372), (2112, 10029), (3168, 6686), (3343, 6336)]