21310341

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{947}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 30684864

約数和(自身を除く): 9374523

約数列:

[1, 3, 13, 39, 577, 947, 1731, 2841, 7501, 12311, 22503, 36933, 546419, 1639257, 7103447, 21310341]

約数ペア:

[(1, 21310341), (3, 7103447), (13, 1639257), (39, 546419), (577, 36933), (947, 22503), (1731, 12311), (2841, 7501)]