21682514

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 41378688

約数和(自身を除く): 19696174

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 233, 238, 289, 322, 391, 466, 578, 782, 1631, 2023, 2737, 3262, 3961, 4046, 5359, 5474, 6647, 7922, 10718, 13294, 27727, 37513, 46529, 55454, 67337, 75026, 91103, 93058, 134674, 182206, 471359, 637721, 942718, 1275442, 1548751, 3097502, 10841257, 21682514]

約数ペア:

[(1, 21682514), (2, 10841257), (7, 3097502), (14, 1548751), (17, 1275442), (23, 942718), (34, 637721), (46, 471359), (119, 182206), (161, 134674), (233, 93058), (238, 91103), (289, 75026), (322, 67337), (391, 55454), (466, 46529), (578, 37513), (782, 27727), (1631, 13294), (2023, 10718), (2737, 7922), (3262, 6647), (3961, 5474), (4046, 5359)]