21109767008

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{618257}}^1$

素因数の和:618375

約数の個数: 48

約数和(自身を含む): 45805498704

約数和(自身を除く): 24695731696

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 97, 176, 194, 352, 388, 776, 1067, 1552, 2134, 3104, 4268, 8536, 17072, 34144, 618257, 1236514, 2473028, 4946056, 6800827, 9892112, 13601654, 19784224, 27203308, 54406616, 59970929, 108813232, 119941858, 217626464, 239883716, 479767432, 659680219, 959534864, 1319360438, 1919069728, 2638720876, 5277441752, 10554883504, 21109767008]

約数ペア:

[(1, 21109767008), (2, 10554883504), (4, 5277441752), (8, 2638720876), (11, 1919069728), (16, 1319360438), (22, 959534864), (32, 659680219), (44, 479767432), (88, 239883716), (97, 217626464), (176, 119941858), (194, 108813232), (352, 59970929), (388, 54406616), (776, 27203308), (1067, 19784224), (1552, 13601654), (2134, 9892112), (3104, 6800827), (4268, 4946056), (8536, 2473028), (17072, 1236514), (34144, 618257)]