21688832

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3851}}^1$

素因数の和:3880

約数の個数: 40

約数和(自身を含む): 47287152

約数和(自身を除く): 25598320

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3851, 5632, 7702, 15404, 30808, 42361, 61616, 84722, 123232, 169444, 246464, 338888, 492928, 677776, 985856, 1355552, 1971712, 2711104, 5422208, 10844416, 21688832]

約数ペア:

[(1, 21688832), (2, 10844416), (4, 5422208), (8, 2711104), (11, 1971712), (16, 1355552), (22, 985856), (32, 677776), (44, 492928), (64, 338888), (88, 246464), (128, 169444), (176, 123232), (256, 84722), (352, 61616), (512, 42361), (704, 30808), (1408, 15404), (2816, 7702), (3851, 5632)]