21317127

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2287}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 30750720

約数和(自身を除く): 9433593

約数列:

[1, 3, 13, 39, 239, 717, 2287, 3107, 6861, 9321, 29731, 89193, 546593, 1639779, 7105709, 21317127]

約数ペア:

[(1, 21317127), (3, 7105709), (13, 1639779), (39, 546593), (239, 89193), (717, 29731), (2287, 9321), (3107, 6861)]