210822318

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{557731}}^1$

素因数の和:557749

約数の個数: 32

約数和(自身を含む): 535422720

約数和(自身を除く): 324600402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 557731, 1115462, 1673193, 3346386, 3904117, 5019579, 7808234, 10039158, 11712351, 15058737, 23424702, 30117474, 35137053, 70274106, 105411159, 210822318]

約数ペア:

[(1, 210822318), (2, 105411159), (3, 70274106), (6, 35137053), (7, 30117474), (9, 23424702), (14, 15058737), (18, 11712351), (21, 10039158), (27, 7808234), (42, 5019579), (54, 3904117), (63, 3346386), (126, 1673193), (189, 1115462), (378, 557731)]