20933871

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{5569}}^1$

素因数の和:5758

約数の個数: 16

約数和(自身を含む): 32083200

約数和(自身を除く): 11149329

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 5569, 16707, 38983, 116949, 996851, 2990553, 6977957, 20933871]

約数ペア:

[(1, 20933871), (3, 6977957), (7, 2990553), (21, 996851), (179, 116949), (537, 38983), (1253, 16707), (3759, 5569)]