21164084

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4243}}^1$

素因数の和:4319

約数の個数: 24

約数和(自身を含む): 39214560

約数和(自身を除く): 18050476

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4243, 4988, 8486, 16972, 123047, 182449, 246094, 364898, 492188, 729796, 5291021, 10582042, 21164084]

約数ペア:

[(1, 21164084), (2, 10582042), (4, 5291021), (29, 729796), (43, 492188), (58, 364898), (86, 246094), (116, 182449), (172, 123047), (1247, 16972), (2494, 8486), (4243, 4988)]