21536193

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{25013}}^1$

素因数の和:25064

約数の個数: 16

約数和(自身を含む): 33618816

約数和(自身を除く): 12082623

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 25013, 75039, 175091, 525273, 1025533, 3076599, 7178731, 21536193]

約数ペア:

[(1, 21536193), (3, 7178731), (7, 3076599), (21, 1025533), (41, 525273), (123, 175091), (287, 75039), (861, 25013)]