21727370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3929}}^1$

素因数の和:4022

約数の個数: 32

約数和(自身を含む): 45273600

約数和(自身を除く): 23546230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 3929, 5530, 7858, 19645, 27503, 39290, 55006, 137515, 275030, 310391, 620782, 1551955, 2172737, 3103910, 4345474, 10863685, 21727370]

約数ペア:

[(1, 21727370), (2, 10863685), (5, 4345474), (7, 3103910), (10, 2172737), (14, 1551955), (35, 620782), (70, 310391), (79, 275030), (158, 137515), (395, 55006), (553, 39290), (790, 27503), (1106, 19645), (2765, 7858), (3929, 5530)]