21006156952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{2347}}^1$

素因数の和:2537

約数の個数: 128

約数和(自身を含む): 46558022400

約数和(自身を除く): 25551865448

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 53, 76, 88, 101, 106, 152, 202, 209, 212, 404, 418, 424, 583, 808, 836, 1007, 1111, 1166, 1672, 1919, 2014, 2222, 2332, 2347, 3838, 4028, 4444, 4664, 4694, 5353, 7676, 8056, 8888, 9388, 10706, 11077, 15352, 18776, 21109, 21412, 22154, 25817, 42218, 42824, 44308, 44593, 51634, 58883, 84436, 88616, 89186, 101707, 103268, 117766, 124391, 168872, 178372, 203414, 206536, 235532, 237047, 248782, 356744, 406828, 471064, 474094, 490523, 497564, 813656, 948188, 981046, 995128, 1118777, 1368301, 1896376, 1962092, 2237554, 2363429, 2607517, 2736602, 3924184, 4475108, 4503893, 4726858, 5215034, 5473204, 8950216, 9007786, 9453716, 10430068, 10946408, 12563491, 18015572, 18907432, 20860136, 25126982, 25997719, 36031144, 49542823, 50253964, 51995438, 99085646, 100507928, 103990876, 138198401, 198171292, 207981752, 238706329, 276396802, 396342584, 477412658, 552793604, 954825316, 1105587208, 1909650632, 2625769619, 5251539238, 10503078476, 21006156952]

約数ペア:

[(1, 21006156952), (2, 10503078476), (4, 5251539238), (8, 2625769619), (11, 1909650632), (19, 1105587208), (22, 954825316), (38, 552793604), (44, 477412658), (53, 396342584), (76, 276396802), (88, 238706329), (101, 207981752), (106, 198171292), (152, 138198401), (202, 103990876), (209, 100507928), (212, 99085646), (404, 51995438), (418, 50253964), (424, 49542823), (583, 36031144), (808, 25997719), (836, 25126982), (1007, 20860136), (1111, 18907432), (1166, 18015572), (1672, 12563491), (1919, 10946408), (2014, 10430068), (2222, 9453716), (2332, 9007786), (2347, 8950216), (3838, 5473204), (4028, 5215034), (4444, 4726858), (4664, 4503893), (4694, 4475108), (5353, 3924184), (7676, 2736602), (8056, 2607517), (8888, 2363429), (9388, 2237554), (10706, 1962092), (11077, 1896376), (15352, 1368301), (18776, 1118777), (21109, 995128), (21412, 981046), (22154, 948188), (25817, 813656), (42218, 497564), (42824, 490523), (44308, 474094), (44593, 471064), (51634, 406828), (58883, 356744), (84436, 248782), (88616, 237047), (89186, 235532), (101707, 206536), (103268, 203414), (117766, 178372), (124391, 168872)]