21837435

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2953}}^1$

素因数の和:3007

約数の個数: 32

約数和(自身を含む): 38283840

約数和(自身を除く): 16446405

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 2953, 7395, 8859, 14765, 44295, 50201, 85637, 150603, 251005, 256911, 428185, 753015, 1284555, 1455829, 4367487, 7279145, 21837435]

約数ペア:

[(1, 21837435), (3, 7279145), (5, 4367487), (15, 1455829), (17, 1284555), (29, 753015), (51, 428185), (85, 256911), (87, 251005), (145, 150603), (255, 85637), (435, 50201), (493, 44295), (1479, 14765), (2465, 8859), (2953, 7395)]