21419097

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{24877}}^1$

素因数の和:24928

約数の個数: 16

約数和(自身を含む): 33436032

約数和(自身を除く): 12016935

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 24877, 74631, 174139, 522417, 1019957, 3059871, 7139699, 21419097]

約数ペア:

[(1, 21419097), (3, 7139699), (7, 3059871), (21, 1019957), (41, 522417), (123, 174139), (287, 74631), (861, 24877)]