21874485

素因数分解:

$3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{5153}}^1$

素因数の和:5444

約数の個数: 16

約数和(自身を含む): 35129664

約数和(自身を除く): 13255179

約数列:

[1, 3, 5, 15, 283, 849, 1415, 4245, 5153, 15459, 25765, 77295, 1458299, 4374897, 7291495, 21874485]

約数ペア:

[(1, 21874485), (3, 7291495), (5, 4374897), (15, 1458299), (283, 77295), (849, 25765), (1415, 15459), (4245, 5153)]