21433608

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 70873920

約数和(自身を除く): 49440312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 43, 46, 56, 63, 69, 72, 84, 86, 92, 126, 129, 138, 161, 168, 172, 184, 207, 252, 258, 276, 301, 322, 344, 387, 414, 483, 504, 516, 552, 602, 644, 774, 828, 903, 966, 989, 1032, 1204, 1288, 1449, 1548, 1656, 1806, 1849, 1932, 1978, 2408, 2709, 2898, 2967, 3096, 3612, 3698, 3864, 3956, 5418, 5547, 5796, 5934, 6923, 7224, 7396, 7912, 8901, 10836, 11094, 11592, 11868, 12943, 13846, 14792, 16641, 17802, 20769, 21672, 22188, 23736, 25886, 27692, 33282, 35604, 38829, 41538, 42527, 44376, 51772, 55384, 62307, 66564, 71208, 77658, 83076, 85054, 103544, 116487, 124614, 127581, 133128, 155316, 166152, 170108, 232974, 249228, 255162, 297689, 310632, 340216, 382743, 465948, 498456, 510324, 595378, 765486, 893067, 931896, 1020648, 1190756, 1530972, 1786134, 2381512, 2679201, 3061944, 3572268, 5358402, 7144536, 10716804, 21433608]

約数ペア:

[(1, 21433608), (2, 10716804), (3, 7144536), (4, 5358402), (6, 3572268), (7, 3061944), (8, 2679201), (9, 2381512), (12, 1786134), (14, 1530972), (18, 1190756), (21, 1020648), (23, 931896), (24, 893067), (28, 765486), (36, 595378), (42, 510324), (43, 498456), (46, 465948), (56, 382743), (63, 340216), (69, 310632), (72, 297689), (84, 255162), (86, 249228), (92, 232974), (126, 170108), (129, 166152), (138, 155316), (161, 133128), (168, 127581), (172, 124614), (184, 116487), (207, 103544), (252, 85054), (258, 83076), (276, 77658), (301, 71208), (322, 66564), (344, 62307), (387, 55384), (414, 51772), (483, 44376), (504, 42527), (516, 41538), (552, 38829), (602, 35604), (644, 33282), (774, 27692), (828, 25886), (903, 23736), (966, 22188), (989, 21672), (1032, 20769), (1204, 17802), (1288, 16641), (1449, 14792), (1548, 13846), (1656, 12943), (1806, 11868), (1849, 11592), (1932, 11094), (1978, 10836), (2408, 8901), (2709, 7912), (2898, 7396), (2967, 7224), (3096, 6923), (3612, 5934), (3698, 5796), (3864, 5547), (3956, 5418)]