21596666

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1109}}^1$

素因数の和:1238

約数の個数: 32

約数和(自身を含む): 40279680

約数和(自身を除く): 18683014

約数列:

[1, 2, 7, 13, 14, 26, 91, 107, 182, 214, 749, 1109, 1391, 1498, 2218, 2782, 7763, 9737, 14417, 15526, 19474, 28834, 100919, 118663, 201838, 237326, 830641, 1542619, 1661282, 3085238, 10798333, 21596666]

約数ペア:

[(1, 21596666), (2, 10798333), (7, 3085238), (13, 1661282), (14, 1542619), (26, 830641), (91, 237326), (107, 201838), (182, 118663), (214, 100919), (749, 28834), (1109, 19474), (1391, 15526), (1498, 14417), (2218, 9737), (2782, 7763)]