21046656

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2423

約数の個数: 64

約数和(自身を含む): 58360320

約数和(自身を除く): 37313664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 276, 368, 384, 552, 736, 1104, 1472, 2208, 2383, 2944, 4416, 4766, 7149, 8832, 9532, 14298, 19064, 28596, 38128, 54809, 57192, 76256, 109618, 114384, 152512, 164427, 219236, 228768, 305024, 328854, 438472, 457536, 657708, 876944, 915072, 1315416, 1753888, 2630832, 3507776, 5261664, 7015552, 10523328, 21046656]

約数ペア:

[(1, 21046656), (2, 10523328), (3, 7015552), (4, 5261664), (6, 3507776), (8, 2630832), (12, 1753888), (16, 1315416), (23, 915072), (24, 876944), (32, 657708), (46, 457536), (48, 438472), (64, 328854), (69, 305024), (92, 228768), (96, 219236), (128, 164427), (138, 152512), (184, 114384), (192, 109618), (276, 76256), (368, 57192), (384, 54809), (552, 38128), (736, 28596), (1104, 19064), (1472, 14298), (2208, 9532), (2383, 8832), (2944, 7149), (4416, 4766)]