21980926839

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1\times {\mathrm{134093}}^1$

素因数の和:134738

約数の個数: 16

約数和(自身を含む): 29653010784

約数和(自身を除く): 7672083945

約数列:

[1, 3, 101, 303, 541, 1623, 54641, 134093, 163923, 402279, 13543393, 40630179, 72544313, 217632939, 7326975613, 21980926839]

約数ペア:

[(1, 21980926839), (3, 7326975613), (101, 217632939), (303, 72544313), (541, 40630179), (1623, 13543393), (54641, 402279), (134093, 163923)]