21040832

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:345

約数の個数: 56

約数和(自身を含む): 44933616

約数和(自身を除く): 23892784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 83, 136, 166, 233, 272, 332, 466, 544, 664, 932, 1088, 1328, 1411, 1864, 2656, 2822, 3728, 3961, 5312, 5644, 7456, 7922, 11288, 14912, 15844, 19339, 22576, 31688, 38678, 45152, 63376, 77356, 90304, 126752, 154712, 253504, 309424, 328763, 618848, 657526, 1237696, 1315052, 2630104, 5260208, 10520416, 21040832]

約数ペア:

[(1, 21040832), (2, 10520416), (4, 5260208), (8, 2630104), (16, 1315052), (17, 1237696), (32, 657526), (34, 618848), (64, 328763), (68, 309424), (83, 253504), (136, 154712), (166, 126752), (233, 90304), (272, 77356), (332, 63376), (466, 45152), (544, 38678), (664, 31688), (932, 22576), (1088, 19339), (1328, 15844), (1411, 14912), (1864, 11288), (2656, 7922), (2822, 7456), (3728, 5644), (3961, 5312)]