21612304

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11351}}^1$

素因数の和:11383

約数の個数: 40

約数和(自身を含む): 50675328

約数和(自身を除く): 29063024

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 11351, 22702, 45404, 79457, 90808, 158914, 181616, 192967, 317828, 385934, 635656, 771868, 1271312, 1350769, 1543736, 2701538, 3087472, 5403076, 10806152, 21612304]

約数ペア:

[(1, 21612304), (2, 10806152), (4, 5403076), (7, 3087472), (8, 2701538), (14, 1543736), (16, 1350769), (17, 1271312), (28, 771868), (34, 635656), (56, 385934), (68, 317828), (112, 192967), (119, 181616), (136, 158914), (238, 90808), (272, 79457), (476, 45404), (952, 22702), (1904, 11351)]