21056554548

素因数分解:

$2^2\times 3^2\times {\mathrm{1889}}^1\times {\mathrm{309637}}^1$

素因数の和:311536

約数の個数: 36

約数和(自身を含む): 53254639620

約数和(自身を除く): 32198085072

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1889, 3778, 5667, 7556, 11334, 17001, 22668, 34002, 68004, 309637, 619274, 928911, 1238548, 1857822, 2786733, 3715644, 5573466, 11146932, 584904293, 1169808586, 1754712879, 2339617172, 3509425758, 5264138637, 7018851516, 10528277274, 21056554548]

約数ペア:

[(1, 21056554548), (2, 10528277274), (3, 7018851516), (4, 5264138637), (6, 3509425758), (9, 2339617172), (12, 1754712879), (18, 1169808586), (36, 584904293), (1889, 11146932), (3778, 5573466), (5667, 3715644), (7556, 2786733), (11334, 1857822), (17001, 1238548), (22668, 928911), (34002, 619274), (68004, 309637)]