21870432

素因数分解:

$2^5\times 3^3\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1525

約数の個数: 96

約数和(自身を含む): 67586400

約数和(自身を除く): 45715968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 96, 102, 108, 136, 144, 153, 204, 216, 272, 288, 306, 408, 432, 459, 544, 612, 816, 864, 918, 1224, 1489, 1632, 1836, 2448, 2978, 3672, 4467, 4896, 5956, 7344, 8934, 11912, 13401, 14688, 17868, 23824, 25313, 26802, 35736, 40203, 47648, 50626, 53604, 71472, 75939, 80406, 101252, 107208, 142944, 151878, 160812, 202504, 214416, 227817, 303756, 321624, 405008, 428832, 455634, 607512, 643248, 683451, 810016, 911268, 1215024, 1286496, 1366902, 1822536, 2430048, 2733804, 3645072, 5467608, 7290144, 10935216, 21870432]

約数ペア:

[(1, 21870432), (2, 10935216), (3, 7290144), (4, 5467608), (6, 3645072), (8, 2733804), (9, 2430048), (12, 1822536), (16, 1366902), (17, 1286496), (18, 1215024), (24, 911268), (27, 810016), (32, 683451), (34, 643248), (36, 607512), (48, 455634), (51, 428832), (54, 405008), (68, 321624), (72, 303756), (96, 227817), (102, 214416), (108, 202504), (136, 160812), (144, 151878), (153, 142944), (204, 107208), (216, 101252), (272, 80406), (288, 75939), (306, 71472), (408, 53604), (432, 50626), (459, 47648), (544, 40203), (612, 35736), (816, 26802), (864, 25313), (918, 23824), (1224, 17868), (1489, 14688), (1632, 13401), (1836, 11912), (2448, 8934), (2978, 7344), (3672, 5956), (4467, 4896)]