21451245

素因数分解:

$3^1\times 5^1\times {\mathrm{733}}^1\times {\mathrm{1951}}^1$

素因数の和:2692

約数の個数: 16

約数和(自身を含む): 34386432

約数和(自身を除く): 12935187

約数列:

[1, 3, 5, 15, 733, 1951, 2199, 3665, 5853, 9755, 10995, 29265, 1430083, 4290249, 7150415, 21451245]

約数ペア:

[(1, 21451245), (3, 7150415), (5, 4290249), (15, 1430083), (733, 29265), (1951, 10995), (2199, 9755), (3665, 5853)]