21375696

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4591}}^1$

素因数の和:4699

約数の個数: 40

約数和(自身を含む): 55801984

約数和(自身を除く): 34426288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4591, 4656, 9182, 13773, 18364, 27546, 36728, 55092, 73456, 110184, 220368, 445327, 890654, 1335981, 1781308, 2671962, 3562616, 5343924, 7125232, 10687848, 21375696]

約数ペア:

[(1, 21375696), (2, 10687848), (3, 7125232), (4, 5343924), (6, 3562616), (8, 2671962), (12, 1781308), (16, 1335981), (24, 890654), (48, 445327), (97, 220368), (194, 110184), (291, 73456), (388, 55092), (582, 36728), (776, 27546), (1164, 18364), (1552, 13773), (2328, 9182), (4591, 4656)]