21063381

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9013}}^1$

素因数の和:9076

約数の個数: 16

約数和(自身を含む): 30287040

約数和(自身を除く): 9223659

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 9013, 27039, 171247, 369533, 513741, 1108599, 7021127, 21063381]

約数ペア:

[(1, 21063381), (3, 7021127), (19, 1108599), (41, 513741), (57, 369533), (123, 171247), (779, 27039), (2337, 9013)]