2016506751

素因数分解:

$3^1\times 7^2\times {\mathrm{661}}^1\times {\mathrm{20753}}^1$

素因数の和:21431

約数の個数: 24

約数和(自身を含む): 3132525744

約数和(自身を除く): 1116018993

約数列:

[1, 3, 7, 21, 49, 147, 661, 1983, 4627, 13881, 20753, 32389, 62259, 97167, 145271, 435813, 1016897, 3050691, 13717733, 41153199, 96024131, 288072393, 672168917, 2016506751]

約数ペア:

[(1, 2016506751), (3, 672168917), (7, 288072393), (21, 96024131), (49, 41153199), (147, 13717733), (661, 3050691), (1983, 1016897), (4627, 435813), (13881, 145271), (20753, 97167), (32389, 62259)]