2021894805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{79901}}^1$

素因数の和:80157

約数の個数: 32

約数和(自身を含む): 3712566528

約数和(自身を除く): 1690671723

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 241, 723, 1205, 1687, 3615, 5061, 8435, 25305, 79901, 239703, 399505, 559307, 1198515, 1677921, 2796535, 8389605, 19256141, 57768423, 96280705, 134792987, 288842115, 404378961, 673964935, 2021894805]

約数ペア:

[(1, 2021894805), (3, 673964935), (5, 404378961), (7, 288842115), (15, 134792987), (21, 96280705), (35, 57768423), (105, 19256141), (241, 8389605), (723, 2796535), (1205, 1677921), (1687, 1198515), (3615, 559307), (5061, 399505), (8435, 239703), (25305, 79901)]