21492743168

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:870

約数の個数: 176

約数和(自身を含む): 48357279936

約数和(自身を除く): 26864536768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 53, 64, 82, 104, 106, 128, 164, 208, 212, 256, 328, 416, 424, 512, 533, 656, 689, 743, 832, 848, 1024, 1066, 1312, 1378, 1486, 1664, 1696, 2132, 2173, 2624, 2756, 2972, 3328, 3392, 4264, 4346, 5248, 5512, 5944, 6656, 6784, 8528, 8692, 9659, 10496, 11024, 11888, 13312, 13568, 17056, 17384, 19318, 20992, 22048, 23776, 27136, 28249, 30463, 34112, 34768, 38636, 39379, 41984, 44096, 47552, 54272, 56498, 60926, 68224, 69536, 77272, 78758, 88192, 95104, 112996, 121852, 136448, 139072, 154544, 157516, 176384, 190208, 225992, 243704, 272896, 278144, 309088, 315032, 352768, 380416, 396019, 451984, 487408, 511927, 545792, 556288, 618176, 630064, 705536, 760832, 792038, 903968, 974816, 1023854, 1112576, 1236352, 1260128, 1584076, 1614539, 1807936, 1949632, 2047708, 2225152, 2472704, 2520256, 3168152, 3229078, 3615872, 3899264, 4095416, 4945408, 5040512, 6336304, 6458156, 7231744, 7798528, 8190832, 9890816, 10081024, 12672608, 12916312, 14463488, 15597056, 16381664, 20162048, 20989007, 25345216, 25832624, 28926976, 31194112, 32763328, 40324096, 41978014, 50690432, 51665248, 65526656, 83956028, 101380864, 103330496, 131053312, 167912056, 202761728, 206660992, 262106624, 335824112, 405523456, 413321984, 524213248, 671648224, 826643968, 1343296448, 1653287936, 2686592896, 5373185792, 10746371584, 21492743168]

約数ペア:

[(1, 21492743168), (2, 10746371584), (4, 5373185792), (8, 2686592896), (13, 1653287936), (16, 1343296448), (26, 826643968), (32, 671648224), (41, 524213248), (52, 413321984), (53, 405523456), (64, 335824112), (82, 262106624), (104, 206660992), (106, 202761728), (128, 167912056), (164, 131053312), (208, 103330496), (212, 101380864), (256, 83956028), (328, 65526656), (416, 51665248), (424, 50690432), (512, 41978014), (533, 40324096), (656, 32763328), (689, 31194112), (743, 28926976), (832, 25832624), (848, 25345216), (1024, 20989007), (1066, 20162048), (1312, 16381664), (1378, 15597056), (1486, 14463488), (1664, 12916312), (1696, 12672608), (2132, 10081024), (2173, 9890816), (2624, 8190832), (2756, 7798528), (2972, 7231744), (3328, 6458156), (3392, 6336304), (4264, 5040512), (4346, 4945408), (5248, 4095416), (5512, 3899264), (5944, 3615872), (6656, 3229078), (6784, 3168152), (8528, 2520256), (8692, 2472704), (9659, 2225152), (10496, 2047708), (11024, 1949632), (11888, 1807936), (13312, 1614539), (13568, 1584076), (17056, 1260128), (17384, 1236352), (19318, 1112576), (20992, 1023854), (22048, 974816), (23776, 903968), (27136, 792038), (28249, 760832), (30463, 705536), (34112, 630064), (34768, 618176), (38636, 556288), (39379, 545792), (41984, 511927), (44096, 487408), (47552, 451984), (54272, 396019), (56498, 380416), (60926, 352768), (68224, 315032), (69536, 309088), (77272, 278144), (78758, 272896), (88192, 243704), (95104, 225992), (112996, 190208), (121852, 176384), (136448, 157516), (139072, 154544)]