21816036

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 60933600

約数和(自身を除く): 39117564

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 89, 99, 132, 178, 198, 267, 356, 396, 534, 619, 801, 979, 1068, 1238, 1602, 1857, 1958, 2476, 2937, 3204, 3714, 3916, 5571, 5874, 6809, 7428, 8811, 11142, 11748, 13618, 17622, 20427, 22284, 27236, 35244, 40854, 55091, 61281, 81708, 110182, 122562, 165273, 220364, 245124, 330546, 495819, 606001, 661092, 991638, 1212002, 1818003, 1983276, 2424004, 3636006, 5454009, 7272012, 10908018, 21816036]

約数ペア:

[(1, 21816036), (2, 10908018), (3, 7272012), (4, 5454009), (6, 3636006), (9, 2424004), (11, 1983276), (12, 1818003), (18, 1212002), (22, 991638), (33, 661092), (36, 606001), (44, 495819), (66, 330546), (89, 245124), (99, 220364), (132, 165273), (178, 122562), (198, 110182), (267, 81708), (356, 61281), (396, 55091), (534, 40854), (619, 35244), (801, 27236), (979, 22284), (1068, 20427), (1238, 17622), (1602, 13618), (1857, 11748), (1958, 11142), (2476, 8811), (2937, 7428), (3204, 6809), (3714, 5874), (3916, 5571)]