21434544

素因数分解:

$2^4\times 3^5\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 120

約数和(自身を含む): 64318800

約数和(自身を除く): 42884256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 81, 108, 111, 144, 148, 149, 162, 216, 222, 243, 296, 298, 324, 333, 432, 444, 447, 486, 592, 596, 648, 666, 888, 894, 972, 999, 1192, 1296, 1332, 1341, 1776, 1788, 1944, 1998, 2384, 2664, 2682, 2997, 3576, 3888, 3996, 4023, 5328, 5364, 5513, 5994, 7152, 7992, 8046, 8991, 10728, 11026, 11988, 12069, 15984, 16092, 16539, 17982, 21456, 22052, 23976, 24138, 32184, 33078, 35964, 36207, 44104, 47952, 48276, 49617, 64368, 66156, 71928, 72414, 88208, 96552, 99234, 132312, 143856, 144828, 148851, 193104, 198468, 264624, 289656, 297702, 396936, 446553, 579312, 595404, 793872, 893106, 1190808, 1339659, 1786212, 2381616, 2679318, 3572424, 5358636, 7144848, 10717272, 21434544]

約数ペア:

[(1, 21434544), (2, 10717272), (3, 7144848), (4, 5358636), (6, 3572424), (8, 2679318), (9, 2381616), (12, 1786212), (16, 1339659), (18, 1190808), (24, 893106), (27, 793872), (36, 595404), (37, 579312), (48, 446553), (54, 396936), (72, 297702), (74, 289656), (81, 264624), (108, 198468), (111, 193104), (144, 148851), (148, 144828), (149, 143856), (162, 132312), (216, 99234), (222, 96552), (243, 88208), (296, 72414), (298, 71928), (324, 66156), (333, 64368), (432, 49617), (444, 48276), (447, 47952), (486, 44104), (592, 36207), (596, 35964), (648, 33078), (666, 32184), (888, 24138), (894, 23976), (972, 22052), (999, 21456), (1192, 17982), (1296, 16539), (1332, 16092), (1341, 15984), (1776, 12069), (1788, 11988), (1944, 11026), (1998, 10728), (2384, 8991), (2664, 8046), (2682, 7992), (2997, 7152), (3576, 5994), (3888, 5513), (3996, 5364), (4023, 5328)]