21097400176

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1037441}}^1$

素因数の和:1037521

約数の個数: 40

約数和(自身を含む): 43223983488

約数和(自身を除く): 22126583312

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 10168, 20336, 1037441, 2074882, 4149764, 8299528, 16599056, 32160671, 42535081, 64321342, 85070162, 128642684, 170140324, 257285368, 340280648, 514570736, 680561296, 1318587511, 2637175022, 5274350044, 10548700088, 21097400176]

約数ペア:

[(1, 21097400176), (2, 10548700088), (4, 5274350044), (8, 2637175022), (16, 1318587511), (31, 680561296), (41, 514570736), (62, 340280648), (82, 257285368), (124, 170140324), (164, 128642684), (248, 85070162), (328, 64321342), (496, 42535081), (656, 32160671), (1271, 16599056), (2542, 8299528), (5084, 4149764), (10168, 2074882), (20336, 1037441)]