21849048

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 67737600

約数和(自身を除く): 45888552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 156, 186, 216, 234, 248, 251, 279, 312, 351, 372, 403, 468, 502, 558, 702, 744, 753, 806, 837, 936, 1004, 1116, 1209, 1404, 1506, 1612, 1674, 2008, 2232, 2259, 2418, 2808, 3012, 3224, 3263, 3348, 3627, 4518, 4836, 6024, 6526, 6696, 6777, 7254, 7781, 9036, 9672, 9789, 10881, 13052, 13554, 14508, 15562, 18072, 19578, 21762, 23343, 26104, 27108, 29016, 29367, 31124, 39156, 43524, 46686, 54216, 58734, 62248, 70029, 78312, 87048, 88101, 93372, 101153, 117468, 140058, 176202, 186744, 202306, 210087, 234936, 280116, 303459, 352404, 404612, 420174, 560232, 606918, 704808, 809224, 840348, 910377, 1213836, 1680696, 1820754, 2427672, 2731131, 3641508, 5462262, 7283016, 10924524, 21849048]

約数ペア:

[(1, 21849048), (2, 10924524), (3, 7283016), (4, 5462262), (6, 3641508), (8, 2731131), (9, 2427672), (12, 1820754), (13, 1680696), (18, 1213836), (24, 910377), (26, 840348), (27, 809224), (31, 704808), (36, 606918), (39, 560232), (52, 420174), (54, 404612), (62, 352404), (72, 303459), (78, 280116), (93, 234936), (104, 210087), (108, 202306), (117, 186744), (124, 176202), (156, 140058), (186, 117468), (216, 101153), (234, 93372), (248, 88101), (251, 87048), (279, 78312), (312, 70029), (351, 62248), (372, 58734), (403, 54216), (468, 46686), (502, 43524), (558, 39156), (702, 31124), (744, 29367), (753, 29016), (806, 27108), (837, 26104), (936, 23343), (1004, 21762), (1116, 19578), (1209, 18072), (1404, 15562), (1506, 14508), (1612, 13554), (1674, 13052), (2008, 10881), (2232, 9789), (2259, 9672), (2418, 9036), (2808, 7781), (3012, 7254), (3224, 6777), (3263, 6696), (3348, 6526), (3627, 6024), (4518, 4836)]