21005890206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2092637}}^1$

素因数の和:2092888

約数の個数: 32

約数和(自身を含む): 48214379520

約数和(自身を除く): 27208489314

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 3346, 5019, 10038, 2092637, 4185274, 6277911, 12555822, 14648459, 29296918, 43945377, 87890754, 500140243, 1000280486, 1500420729, 3000841458, 3500981701, 7001963402, 10502945103, 21005890206]

約数ペア:

[(1, 21005890206), (2, 10502945103), (3, 7001963402), (6, 3500981701), (7, 3000841458), (14, 1500420729), (21, 1000280486), (42, 500140243), (239, 87890754), (478, 43945377), (717, 29296918), (1434, 14648459), (1673, 12555822), (3346, 6277911), (5019, 4185274), (10038, 2092637)]