21583408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17519}}^1$

素因数の和:17545

約数の個数: 40

約数和(自身を含む): 52139520

約数和(自身を除く): 30556112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17519, 35038, 70076, 122633, 140152, 192709, 245266, 280304, 385418, 490532, 770836, 981064, 1348963, 1541672, 1962128, 2697926, 3083344, 5395852, 10791704, 21583408]

約数ペア:

[(1, 21583408), (2, 10791704), (4, 5395852), (7, 3083344), (8, 2697926), (11, 1962128), (14, 1541672), (16, 1348963), (22, 981064), (28, 770836), (44, 490532), (56, 385418), (77, 280304), (88, 245266), (112, 192709), (154, 140152), (176, 122633), (308, 70076), (616, 35038), (1232, 17519)]