21482656

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 46050984

約数和(自身を除く): 24568328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 113, 208, 226, 416, 452, 457, 904, 914, 1469, 1808, 1828, 2938, 3616, 3656, 5876, 5941, 7312, 11752, 11882, 14624, 23504, 23764, 47008, 47528, 51641, 95056, 103282, 190112, 206564, 413128, 671333, 826256, 1342666, 1652512, 2685332, 5370664, 10741328, 21482656]

約数ペア:

[(1, 21482656), (2, 10741328), (4, 5370664), (8, 2685332), (13, 1652512), (16, 1342666), (26, 826256), (32, 671333), (52, 413128), (104, 206564), (113, 190112), (208, 103282), (226, 95056), (416, 51641), (452, 47528), (457, 47008), (904, 23764), (914, 23504), (1469, 14624), (1808, 11882), (1828, 11752), (2938, 7312), (3616, 5941), (3656, 5876)]