21165696

素因数分解:

$2^7\times 3^2\times {\mathrm{19}}^1\times {\mathrm{967}}^1$

素因数の和:1006

約数の個数: 96

約数和(自身を含む): 64178400

約数和(自身を除く): 43012704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 288, 304, 342, 384, 456, 576, 608, 684, 912, 967, 1152, 1216, 1368, 1824, 1934, 2432, 2736, 2901, 3648, 3868, 5472, 5802, 7296, 7736, 8703, 10944, 11604, 15472, 17406, 18373, 21888, 23208, 30944, 34812, 36746, 46416, 55119, 61888, 69624, 73492, 92832, 110238, 123776, 139248, 146984, 165357, 185664, 220476, 278496, 293968, 330714, 371328, 440952, 556992, 587936, 661428, 881904, 1113984, 1175872, 1322856, 1763808, 2351744, 2645712, 3527616, 5291424, 7055232, 10582848, 21165696]

約数ペア:

[(1, 21165696), (2, 10582848), (3, 7055232), (4, 5291424), (6, 3527616), (8, 2645712), (9, 2351744), (12, 1763808), (16, 1322856), (18, 1175872), (19, 1113984), (24, 881904), (32, 661428), (36, 587936), (38, 556992), (48, 440952), (57, 371328), (64, 330714), (72, 293968), (76, 278496), (96, 220476), (114, 185664), (128, 165357), (144, 146984), (152, 139248), (171, 123776), (192, 110238), (228, 92832), (288, 73492), (304, 69624), (342, 61888), (384, 55119), (456, 46416), (576, 36746), (608, 34812), (684, 30944), (912, 23208), (967, 21888), (1152, 18373), (1216, 17406), (1368, 15472), (1824, 11604), (1934, 10944), (2432, 8703), (2736, 7736), (2901, 7296), (3648, 5802), (3868, 5472)]