21067546

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1667}}^1$

素因数の和:1829

約数の個数: 16

約数和(自身を含む): 32425920

約数和(自身を除く): 11358374

約数列:

[1, 2, 71, 89, 142, 178, 1667, 3334, 6319, 12638, 118357, 148363, 236714, 296726, 10533773, 21067546]

約数ペア:

[(1, 21067546), (2, 10533773), (71, 296726), (89, 236714), (142, 148363), (178, 118357), (1667, 12638), (3334, 6319)]