20210372

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4271}}^1$

素因数の和:4308

約数の個数: 36

約数和(自身を含む): 43779456

約数和(自身を除く): 23569084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4271, 4732, 8542, 17084, 29897, 55523, 59794, 111046, 119588, 222092, 388661, 721799, 777322, 1443598, 1554644, 2887196, 5052593, 10105186, 20210372]

約数ペア:

[(1, 20210372), (2, 10105186), (4, 5052593), (7, 2887196), (13, 1554644), (14, 1443598), (26, 777322), (28, 721799), (52, 388661), (91, 222092), (169, 119588), (182, 111046), (338, 59794), (364, 55523), (676, 29897), (1183, 17084), (2366, 8542), (4271, 4732)]