21494144

素因数分解:

$2^7\times 7^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 52326000

約数和(自身を除く): 30831856

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 149, 161, 184, 196, 224, 298, 322, 368, 392, 448, 596, 644, 736, 784, 896, 1043, 1127, 1192, 1288, 1472, 1568, 2086, 2254, 2384, 2576, 2944, 3136, 3427, 4172, 4508, 4768, 5152, 6272, 6854, 7301, 8344, 9016, 9536, 10304, 13708, 14602, 16688, 18032, 19072, 20608, 23989, 27416, 29204, 33376, 36064, 47978, 54832, 58408, 66752, 72128, 95956, 109664, 116816, 133504, 144256, 167923, 191912, 219328, 233632, 335846, 383824, 438656, 467264, 671692, 767648, 934528, 1343384, 1535296, 2686768, 3070592, 5373536, 10747072, 21494144]

約数ペア:

[(1, 21494144), (2, 10747072), (4, 5373536), (7, 3070592), (8, 2686768), (14, 1535296), (16, 1343384), (23, 934528), (28, 767648), (32, 671692), (46, 467264), (49, 438656), (56, 383824), (64, 335846), (92, 233632), (98, 219328), (112, 191912), (128, 167923), (149, 144256), (161, 133504), (184, 116816), (196, 109664), (224, 95956), (298, 72128), (322, 66752), (368, 58408), (392, 54832), (448, 47978), (596, 36064), (644, 33376), (736, 29204), (784, 27416), (896, 23989), (1043, 20608), (1127, 19072), (1192, 18032), (1288, 16688), (1472, 14602), (1568, 13708), (2086, 10304), (2254, 9536), (2384, 9016), (2576, 8344), (2944, 7301), (3136, 6854), (3427, 6272), (4172, 5152), (4508, 4768)]