21171708226

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1\times {\mathrm{198971}}^1$

素因数の和:199697

約数の個数: 16

約数和(自身を含む): 32190486048

約数和(自身を除く): 11018777822

約数列:

[1, 2, 83, 166, 641, 1282, 53203, 106406, 198971, 397942, 16514593, 33029186, 127540411, 255080822, 10585854113, 21171708226]

約数ペア:

[(1, 21171708226), (2, 10585854113), (83, 255080822), (166, 127540411), (641, 33029186), (1282, 16514593), (53203, 397942), (106406, 198971)]