71821638

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{570013}}^1$

素因数の和:570028

約数の個数: 24

約数和(自身を含む): 177844368

約数和(自身を除く): 106022730

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 570013, 1140026, 1710039, 3420078, 3990091, 5130117, 7980182, 10260234, 11970273, 23940546, 35910819, 71821638]

約数ペア:

[(1, 71821638), (2, 35910819), (3, 23940546), (6, 11970273), (7, 10260234), (9, 7980182), (14, 5130117), (18, 3990091), (21, 3420078), (42, 1710039), (63, 1140026), (126, 570013)]