21376432

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17351}}^1$

素因数の和:17377

約数の個数: 40

約数和(自身を含む): 51639552

約数和(自身を除く): 30263120

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17351, 34702, 69404, 121457, 138808, 190861, 242914, 277616, 381722, 485828, 763444, 971656, 1336027, 1526888, 1943312, 2672054, 3053776, 5344108, 10688216, 21376432]

約数ペア:

[(1, 21376432), (2, 10688216), (4, 5344108), (7, 3053776), (8, 2672054), (11, 1943312), (14, 1526888), (16, 1336027), (22, 971656), (28, 763444), (44, 485828), (56, 381722), (77, 277616), (88, 242914), (112, 190861), (154, 138808), (176, 121457), (308, 69404), (616, 34702), (1232, 17351)]