21068261928

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{788719}}^1$

素因数の和:788791

約数の個数: 96

約数和(自身を含む): 66441772800

約数和(自身を除く): 45373510872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 53, 56, 63, 72, 84, 106, 126, 159, 168, 212, 252, 318, 371, 424, 477, 504, 636, 742, 954, 1113, 1272, 1484, 1908, 2226, 2968, 3339, 3816, 4452, 6678, 8904, 13356, 26712, 788719, 1577438, 2366157, 3154876, 4732314, 5521033, 6309752, 7098471, 9464628, 11042066, 14196942, 16563099, 18929256, 22084132, 28393884, 33126198, 41802107, 44168264, 49689297, 56787768, 66252396, 83604214, 99378594, 125406321, 132504792, 167208428, 198757188, 250812642, 292614749, 334416856, 376218963, 397514376, 501625284, 585229498, 752437926, 877844247, 1003250568, 1170458996, 1504875852, 1755688494, 2340917992, 2633532741, 3009751704, 3511376988, 5267065482, 7022753976, 10534130964, 21068261928]

約数ペア:

[(1, 21068261928), (2, 10534130964), (3, 7022753976), (4, 5267065482), (6, 3511376988), (7, 3009751704), (8, 2633532741), (9, 2340917992), (12, 1755688494), (14, 1504875852), (18, 1170458996), (21, 1003250568), (24, 877844247), (28, 752437926), (36, 585229498), (42, 501625284), (53, 397514376), (56, 376218963), (63, 334416856), (72, 292614749), (84, 250812642), (106, 198757188), (126, 167208428), (159, 132504792), (168, 125406321), (212, 99378594), (252, 83604214), (318, 66252396), (371, 56787768), (424, 49689297), (477, 44168264), (504, 41802107), (636, 33126198), (742, 28393884), (954, 22084132), (1113, 18929256), (1272, 16563099), (1484, 14196942), (1908, 11042066), (2226, 9464628), (2968, 7098471), (3339, 6309752), (3816, 5521033), (4452, 4732314), (6678, 3154876), (8904, 2366157), (13356, 1577438), (26712, 788719)]