4145421

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 6347264

約数和(自身を除く): 2201843

約数列:

[1, 3, 7, 21, 307, 643, 921, 1929, 2149, 4501, 6447, 13503, 197401, 592203, 1381807, 4145421]

約数ペア:

[(1, 4145421), (3, 1381807), (7, 592203), (21, 197401), (307, 13503), (643, 6447), (921, 4501), (1929, 2149)]