21318366916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{69215477}}^1$

素因数の和:69215499

約数の個数: 24

約数和(自身を含む): 46512801216

約数和(自身を除く): 25194434300

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 69215477, 138430954, 276861908, 484508339, 761370247, 969016678, 1522740494, 1938033356, 3045480988, 5329591729, 10659183458, 21318366916]

約数ペア:

[(1, 21318366916), (2, 10659183458), (4, 5329591729), (7, 3045480988), (11, 1938033356), (14, 1522740494), (22, 969016678), (28, 761370247), (44, 484508339), (77, 276861908), (154, 138430954), (308, 69215477)]