2021003545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2\times {\mathrm{4639}}^1$

素因数の和:4833

約数の個数: 24

約数和(自身を含む): 2676314880

約数和(自身を除く): 655311335

約数列:

[1, 5, 11, 55, 89, 445, 979, 4639, 4895, 7921, 23195, 39605, 51029, 87131, 255145, 412871, 435655, 2064355, 4541581, 22707905, 36745519, 183727595, 404200709, 2021003545]

約数ペア:

[(1, 2021003545), (5, 404200709), (11, 183727595), (55, 36745519), (89, 22707905), (445, 4541581), (979, 2064355), (4639, 435655), (4895, 412871), (7921, 255145), (23195, 87131), (39605, 51029)]