21966476

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25307}}^1$

素因数の和:25349

約数の個数: 24

約数和(自身を含む): 45351936

約数和(自身を除く): 23385460

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 25307, 50614, 101228, 177149, 354298, 708596, 784517, 1569034, 3138068, 5491619, 10983238, 21966476]

約数ペア:

[(1, 21966476), (2, 10983238), (4, 5491619), (7, 3138068), (14, 1569034), (28, 784517), (31, 708596), (62, 354298), (124, 177149), (217, 101228), (434, 50614), (868, 25307)]