21314986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2269}}^1$

素因数の和:2350

約数の個数: 32

約数和(自身を含む): 40533120

約数和(自身を除く): 19218134

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 2269, 4538, 4697, 9394, 15883, 24959, 31766, 49918, 138409, 174713, 276818, 349426, 968863, 1522499, 1937726, 3044998, 10657493, 21314986]

約数ペア:

[(1, 21314986), (2, 10657493), (7, 3044998), (11, 1937726), (14, 1522499), (22, 968863), (61, 349426), (77, 276818), (122, 174713), (154, 138409), (427, 49918), (671, 31766), (854, 24959), (1342, 15883), (2269, 9394), (4538, 4697)]