21092104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 47744640

約数和(自身を除く): 26652536

約数列:

[1, 2, 4, 8, 11, 17, 22, 23, 34, 44, 46, 68, 88, 92, 136, 184, 187, 253, 374, 391, 506, 613, 748, 782, 1012, 1226, 1496, 1564, 2024, 2452, 3128, 4301, 4904, 6743, 8602, 10421, 13486, 14099, 17204, 20842, 26972, 28198, 34408, 41684, 53944, 56396, 83368, 112792, 114631, 155089, 229262, 239683, 310178, 458524, 479366, 620356, 917048, 958732, 1240712, 1917464, 2636513, 5273026, 10546052, 21092104]

約数ペア:

[(1, 21092104), (2, 10546052), (4, 5273026), (8, 2636513), (11, 1917464), (17, 1240712), (22, 958732), (23, 917048), (34, 620356), (44, 479366), (46, 458524), (68, 310178), (88, 239683), (92, 229262), (136, 155089), (184, 114631), (187, 112792), (253, 83368), (374, 56396), (391, 53944), (506, 41684), (613, 34408), (748, 28198), (782, 26972), (1012, 20842), (1226, 17204), (1496, 14099), (1564, 13486), (2024, 10421), (2452, 8602), (3128, 6743), (4301, 4904)]