21277668

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{77093}}^1$

素因数の和:77123

約数の個数: 24

約数和(自身を含む): 51807168

約数和(自身を除く): 30529500

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 77093, 154186, 231279, 308372, 462558, 925116, 1773139, 3546278, 5319417, 7092556, 10638834, 21277668]

約数ペア:

[(1, 21277668), (2, 10638834), (3, 7092556), (4, 5319417), (6, 3546278), (12, 1773139), (23, 925116), (46, 462558), (69, 308372), (92, 231279), (138, 154186), (276, 77093)]