21167715072

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{55457}}^1$

素因数の和:55554

約数の個数: 144

約数和(自身を含む): 65293143552

約数和(自身を除く): 44125428480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 71, 84, 96, 112, 128, 142, 168, 192, 213, 224, 256, 284, 336, 384, 426, 448, 497, 568, 672, 768, 852, 896, 994, 1136, 1344, 1491, 1704, 1792, 1988, 2272, 2688, 2982, 3408, 3976, 4544, 5376, 5964, 6816, 7952, 9088, 11928, 13632, 15904, 18176, 23856, 27264, 31808, 47712, 54528, 55457, 63616, 95424, 110914, 127232, 166371, 190848, 221828, 332742, 381696, 388199, 443656, 665484, 776398, 887312, 1164597, 1330968, 1552796, 1774624, 2329194, 2661936, 3105592, 3549248, 3937447, 4658388, 5323872, 6211184, 7098496, 7874894, 9316776, 10647744, 11812341, 12422368, 14196992, 15749788, 18633552, 21295488, 23624682, 24844736, 27562129, 31499576, 37267104, 42590976, 47249364, 49689472, 55124258, 62999152, 74534208, 82686387, 94498728, 99378944, 110248516, 125998304, 149068416, 165372774, 188997456, 220497032, 251996608, 298136832, 330745548, 377994912, 440994064, 503993216, 661491096, 755989824, 881988128, 1007986432, 1322982192, 1511979648, 1763976256, 2645964384, 3023959296, 3527952512, 5291928768, 7055905024, 10583857536, 21167715072]

約数ペア:

[(1, 21167715072), (2, 10583857536), (3, 7055905024), (4, 5291928768), (6, 3527952512), (7, 3023959296), (8, 2645964384), (12, 1763976256), (14, 1511979648), (16, 1322982192), (21, 1007986432), (24, 881988128), (28, 755989824), (32, 661491096), (42, 503993216), (48, 440994064), (56, 377994912), (64, 330745548), (71, 298136832), (84, 251996608), (96, 220497032), (112, 188997456), (128, 165372774), (142, 149068416), (168, 125998304), (192, 110248516), (213, 99378944), (224, 94498728), (256, 82686387), (284, 74534208), (336, 62999152), (384, 55124258), (426, 49689472), (448, 47249364), (497, 42590976), (568, 37267104), (672, 31499576), (768, 27562129), (852, 24844736), (896, 23624682), (994, 21295488), (1136, 18633552), (1344, 15749788), (1491, 14196992), (1704, 12422368), (1792, 11812341), (1988, 10647744), (2272, 9316776), (2688, 7874894), (2982, 7098496), (3408, 6211184), (3976, 5323872), (4544, 4658388), (5376, 3937447), (5964, 3549248), (6816, 3105592), (7952, 2661936), (9088, 2329194), (11928, 1774624), (13632, 1552796), (15904, 1330968), (18176, 1164597), (23856, 887312), (27264, 776398), (31808, 665484), (47712, 443656), (54528, 388199), (55457, 381696), (63616, 332742), (95424, 221828), (110914, 190848), (127232, 166371)]