21359734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 36406656

約数和(自身を除く): 15046922

約数列:

[1, 2, 11, 22, 43, 67, 86, 134, 337, 473, 674, 737, 946, 1474, 2881, 3707, 5762, 7414, 14491, 22579, 28982, 31691, 45158, 63382, 159401, 248369, 318802, 496738, 970897, 1941794, 10679867, 21359734]

約数ペア:

[(1, 21359734), (2, 10679867), (11, 1941794), (22, 970897), (43, 496738), (67, 318802), (86, 248369), (134, 159401), (337, 63382), (473, 45158), (674, 31691), (737, 28982), (946, 22579), (1474, 14491), (2881, 7414), (3707, 5762)]