21286086

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{154247}}^1$

素因数の和:154275

約数の個数: 16

約数和(自身を含む): 44423424

約数和(自身を除く): 23137338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 154247, 308494, 462741, 925482, 3547681, 7095362, 10643043, 21286086]

約数ペア:

[(1, 21286086), (2, 10643043), (3, 7095362), (6, 3547681), (23, 925482), (46, 462741), (69, 308494), (138, 154247)]