21340026

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22369}}^1$

素因数の和:22430

約数の個数: 24

約数和(自身を含む): 47111220

約数和(自身を除く): 25771194

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22369, 44738, 67107, 134214, 201321, 402642, 1185557, 2371114, 3556671, 7113342, 10670013, 21340026]

約数ペア:

[(1, 21340026), (2, 10670013), (3, 7113342), (6, 3556671), (9, 2371114), (18, 1185557), (53, 402642), (106, 201321), (159, 134214), (318, 67107), (477, 44738), (954, 22369)]