21873138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22643}}^1$

素因数の和:22678

約数の個数: 32

約数和(自身を含む): 52171776

約数和(自身を除く): 30298638

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 22643, 45286, 67929, 135858, 158501, 317002, 475503, 520789, 951006, 1041578, 1562367, 3124734, 3645523, 7291046, 10936569, 21873138]

約数ペア:

[(1, 21873138), (2, 10936569), (3, 7291046), (6, 3645523), (7, 3124734), (14, 1562367), (21, 1041578), (23, 951006), (42, 520789), (46, 475503), (69, 317002), (138, 158501), (161, 135858), (322, 67929), (483, 45286), (966, 22643)]