21442077

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:524

約数の個数: 28

約数和(自身を含む): 32702560

約数和(自身を除く): 11260483

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 439, 603, 729, 1317, 1809, 3951, 5427, 11853, 16281, 29413, 35559, 48843, 88239, 106677, 264717, 320031, 794151, 2382453, 7147359, 21442077]

約数ペア:

[(1, 21442077), (3, 7147359), (9, 2382453), (27, 794151), (67, 320031), (81, 264717), (201, 106677), (243, 88239), (439, 48843), (603, 35559), (729, 29413), (1317, 16281), (1809, 11853), (3951, 5427)]