21593116

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 38820096

約数和(自身を除く): 17226980

約数列:

[1, 2, 4, 47, 94, 188, 331, 347, 662, 694, 1324, 1388, 15557, 16309, 31114, 32618, 62228, 65236, 114857, 229714, 459428, 5398279, 10796558, 21593116]

約数ペア:

[(1, 21593116), (2, 10796558), (4, 5398279), (47, 459428), (94, 229714), (188, 114857), (331, 65236), (347, 62228), (662, 32618), (694, 31114), (1324, 16309), (1388, 15557)]