21030504

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2210

約数の個数: 64

約数和(自身を含む): 58933440

約数和(自身を除く): 37902936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 296, 407, 444, 814, 888, 1221, 1628, 2153, 2442, 3256, 4306, 4884, 6459, 8612, 9768, 12918, 17224, 23683, 25836, 47366, 51672, 71049, 79661, 94732, 142098, 159322, 189464, 238983, 284196, 318644, 477966, 568392, 637288, 876271, 955932, 1752542, 1911864, 2628813, 3505084, 5257626, 7010168, 10515252, 21030504]

約数ペア:

[(1, 21030504), (2, 10515252), (3, 7010168), (4, 5257626), (6, 3505084), (8, 2628813), (11, 1911864), (12, 1752542), (22, 955932), (24, 876271), (33, 637288), (37, 568392), (44, 477966), (66, 318644), (74, 284196), (88, 238983), (111, 189464), (132, 159322), (148, 142098), (222, 94732), (264, 79661), (296, 71049), (407, 51672), (444, 47366), (814, 25836), (888, 23683), (1221, 17224), (1628, 12918), (2153, 9768), (2442, 8612), (3256, 6459), (4306, 4884)]