21654528

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 176

約数和(自身を含む): 70744320

約数和(自身を除く): 49089792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 53, 56, 57, 64, 76, 84, 96, 106, 112, 114, 128, 133, 152, 159, 168, 192, 212, 224, 228, 256, 266, 304, 318, 336, 371, 384, 399, 424, 448, 456, 512, 532, 608, 636, 672, 742, 768, 798, 848, 896, 912, 1007, 1024, 1064, 1113, 1216, 1272, 1344, 1484, 1536, 1596, 1696, 1792, 1824, 2014, 2128, 2226, 2432, 2544, 2688, 2968, 3021, 3072, 3192, 3392, 3584, 3648, 4028, 4256, 4452, 4864, 5088, 5376, 5936, 6042, 6384, 6784, 7049, 7168, 7296, 8056, 8512, 8904, 9728, 10176, 10752, 11872, 12084, 12768, 13568, 14098, 14592, 16112, 17024, 17808, 19456, 20352, 21147, 21504, 23744, 24168, 25536, 27136, 28196, 29184, 32224, 34048, 35616, 40704, 42294, 47488, 48336, 51072, 54272, 56392, 58368, 64448, 68096, 71232, 81408, 84588, 94976, 96672, 102144, 112784, 128896, 136192, 142464, 162816, 169176, 189952, 193344, 204288, 225568, 257792, 284928, 338352, 379904, 386688, 408576, 451136, 515584, 569856, 676704, 773376, 902272, 1031168, 1139712, 1353408, 1546752, 1804544, 2706816, 3093504, 3609088, 5413632, 7218176, 10827264, 21654528]

約数ペア:

[(1, 21654528), (2, 10827264), (3, 7218176), (4, 5413632), (6, 3609088), (7, 3093504), (8, 2706816), (12, 1804544), (14, 1546752), (16, 1353408), (19, 1139712), (21, 1031168), (24, 902272), (28, 773376), (32, 676704), (38, 569856), (42, 515584), (48, 451136), (53, 408576), (56, 386688), (57, 379904), (64, 338352), (76, 284928), (84, 257792), (96, 225568), (106, 204288), (112, 193344), (114, 189952), (128, 169176), (133, 162816), (152, 142464), (159, 136192), (168, 128896), (192, 112784), (212, 102144), (224, 96672), (228, 94976), (256, 84588), (266, 81408), (304, 71232), (318, 68096), (336, 64448), (371, 58368), (384, 56392), (399, 54272), (424, 51072), (448, 48336), (456, 47488), (512, 42294), (532, 40704), (608, 35616), (636, 34048), (672, 32224), (742, 29184), (768, 28196), (798, 27136), (848, 25536), (896, 24168), (912, 23744), (1007, 21504), (1024, 21147), (1064, 20352), (1113, 19456), (1216, 17808), (1272, 17024), (1344, 16112), (1484, 14592), (1536, 14098), (1596, 13568), (1696, 12768), (1792, 12084), (1824, 11872), (2014, 10752), (2128, 10176), (2226, 9728), (2432, 8904), (2544, 8512), (2688, 8056), (2968, 7296), (3021, 7168), (3072, 7049), (3192, 6784), (3392, 6384), (3584, 6042), (3648, 5936), (4028, 5376), (4256, 5088), (4452, 4864)]