21234304

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1823}}^1$

素因数の和:1857

約数の個数: 64

約数和(自身を含む): 52093440

約数和(自身を除く): 30859136

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 1823, 2912, 3646, 5824, 7292, 11648, 12761, 14584, 23699, 25522, 29168, 47398, 51044, 58336, 94796, 102088, 116672, 165893, 189592, 204176, 233344, 331786, 379184, 408352, 663572, 758368, 816704, 1327144, 1516736, 1633408, 2654288, 3033472, 5308576, 10617152, 21234304]

約数ペア:

[(1, 21234304), (2, 10617152), (4, 5308576), (7, 3033472), (8, 2654288), (13, 1633408), (14, 1516736), (16, 1327144), (26, 816704), (28, 758368), (32, 663572), (52, 408352), (56, 379184), (64, 331786), (91, 233344), (104, 204176), (112, 189592), (128, 165893), (182, 116672), (208, 102088), (224, 94796), (364, 58336), (416, 51044), (448, 47398), (728, 29168), (832, 25522), (896, 23699), (1456, 14584), (1664, 12761), (1823, 11648), (2912, 7292), (3646, 5824)]