21564802259

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{1301}}^1$

素因数の和:1932

約数の個数: 64

約数和(自身を含む): 30028078080

約数和(自身を除く): 8463275821

約数列:

[1, 7, 11, 13, 29, 77, 91, 143, 203, 319, 377, 571, 1001, 1301, 2233, 2639, 3997, 4147, 6281, 7423, 9107, 14311, 16559, 16913, 29029, 37729, 43967, 51961, 81653, 100177, 115913, 118391, 182149, 186043, 215267, 264103, 415019, 490477, 571571, 742871, 1275043, 1302301, 1506869, 2367937, 2905133, 3433339, 5200097, 5395247, 8171581, 9657323, 16575559, 21543259, 37766729, 57201067, 67601261, 106230553, 150802813, 236975849, 280062367, 743613871, 1658830943, 1960436569, 3080686037, 21564802259]

約数ペア:

[(1, 21564802259), (7, 3080686037), (11, 1960436569), (13, 1658830943), (29, 743613871), (77, 280062367), (91, 236975849), (143, 150802813), (203, 106230553), (319, 67601261), (377, 57201067), (571, 37766729), (1001, 21543259), (1301, 16575559), (2233, 9657323), (2639, 8171581), (3997, 5395247), (4147, 5200097), (6281, 3433339), (7423, 2905133), (9107, 2367937), (14311, 1506869), (16559, 1302301), (16913, 1275043), (29029, 742871), (37729, 571571), (43967, 490477), (51961, 415019), (81653, 264103), (100177, 215267), (115913, 186043), (118391, 182149)]