21377872

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{46073}}^1$

素因数の和:46110

約数の個数: 20

約数和(自身を含む): 42848820

約数和(自身を除く): 21470948

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 46073, 92146, 184292, 368584, 737168, 1336117, 2672234, 5344468, 10688936, 21377872]

約数ペア:

[(1, 21377872), (2, 10688936), (4, 5344468), (8, 2672234), (16, 1336117), (29, 737168), (58, 368584), (116, 184292), (232, 92146), (464, 46073)]