21031363485

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{10061}}^1$

素因数の和:10227

約数の個数: 96

約数和(自身を含む): 41137963776

約数和(自身を除く): 20106600291

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 103, 123, 165, 205, 309, 369, 451, 495, 515, 615, 927, 1133, 1353, 1545, 1845, 2255, 3399, 4059, 4223, 4635, 5665, 6765, 10061, 10197, 12669, 16995, 20295, 21115, 30183, 38007, 46453, 50305, 50985, 63345, 90549, 110671, 139359, 150915, 190035, 232265, 332013, 412501, 418077, 452745, 553355, 696795, 996039, 1036283, 1237503, 1660065, 2062505, 2090385, 3108849, 3712509, 4537511, 4980195, 5181415, 6187515, 9326547, 11399113, 13612533, 15544245, 18562545, 22687555, 34197339, 40837599, 42487603, 46632735, 56995565, 68062665, 102592017, 127462809, 170986695, 204187995, 212438015, 382388427, 467363633, 512960085, 637314045, 1402090899, 1911942135, 2336818165, 4206272697, 7010454495, 21031363485]

約数ペア:

[(1, 21031363485), (3, 7010454495), (5, 4206272697), (9, 2336818165), (11, 1911942135), (15, 1402090899), (33, 637314045), (41, 512960085), (45, 467363633), (55, 382388427), (99, 212438015), (103, 204187995), (123, 170986695), (165, 127462809), (205, 102592017), (309, 68062665), (369, 56995565), (451, 46632735), (495, 42487603), (515, 40837599), (615, 34197339), (927, 22687555), (1133, 18562545), (1353, 15544245), (1545, 13612533), (1845, 11399113), (2255, 9326547), (3399, 6187515), (4059, 5181415), (4223, 4980195), (4635, 4537511), (5665, 3712509), (6765, 3108849), (10061, 2090385), (10197, 2062505), (12669, 1660065), (16995, 1237503), (20295, 1036283), (21115, 996039), (30183, 696795), (38007, 553355), (46453, 452745), (50305, 418077), (50985, 412501), (63345, 332013), (90549, 232265), (110671, 190035), (139359, 150915)]