21565540352

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{339679}}^1$

素因数の和:339732

約数の個数: 48

約数和(自身を含む): 44511667200

約数和(自身を除く): 22946126848

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 7936, 15872, 31744, 63488, 339679, 679358, 1358716, 2717432, 5434864, 10530049, 10869728, 21060098, 21739456, 42120196, 43478912, 84240392, 86957824, 168480784, 173915648, 336961568, 347831296, 673923136, 695662592, 1347846272, 2695692544, 5391385088, 10782770176, 21565540352]

約数ペア:

[(1, 21565540352), (2, 10782770176), (4, 5391385088), (8, 2695692544), (16, 1347846272), (31, 695662592), (32, 673923136), (62, 347831296), (64, 336961568), (124, 173915648), (128, 168480784), (248, 86957824), (256, 84240392), (496, 43478912), (512, 42120196), (992, 21739456), (1024, 21060098), (1984, 10869728), (2048, 10530049), (3968, 5434864), (7936, 2717432), (15872, 1358716), (31744, 679358), (63488, 339679)]