21435264

素因数分解:

$2^7\times 3^2\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:852

約数の個数: 96

約数和(自身を含む): 64443600

約数和(自身を除く): 43008336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 207, 276, 288, 368, 384, 414, 552, 576, 736, 809, 828, 1104, 1152, 1472, 1618, 1656, 2208, 2427, 2944, 3236, 3312, 4416, 4854, 6472, 6624, 7281, 8832, 9708, 12944, 13248, 14562, 18607, 19416, 25888, 26496, 29124, 37214, 38832, 51776, 55821, 58248, 74428, 77664, 103552, 111642, 116496, 148856, 155328, 167463, 223284, 232992, 297712, 310656, 334926, 446568, 465984, 595424, 669852, 893136, 931968, 1190848, 1339704, 1786272, 2381696, 2679408, 3572544, 5358816, 7145088, 10717632, 21435264]

約数ペア:

[(1, 21435264), (2, 10717632), (3, 7145088), (4, 5358816), (6, 3572544), (8, 2679408), (9, 2381696), (12, 1786272), (16, 1339704), (18, 1190848), (23, 931968), (24, 893136), (32, 669852), (36, 595424), (46, 465984), (48, 446568), (64, 334926), (69, 310656), (72, 297712), (92, 232992), (96, 223284), (128, 167463), (138, 155328), (144, 148856), (184, 116496), (192, 111642), (207, 103552), (276, 77664), (288, 74428), (368, 58248), (384, 55821), (414, 51776), (552, 38832), (576, 37214), (736, 29124), (809, 26496), (828, 25888), (1104, 19416), (1152, 18607), (1472, 14562), (1618, 13248), (1656, 12944), (2208, 9708), (2427, 8832), (2944, 7281), (3236, 6624), (3312, 6472), (4416, 4854)]