21658112

素因数分解:

$2^9\times 7^1\times {\mathrm{6043}}^1$

素因数の和:6068

約数の個数: 40

約数和(自身を含む): 49464096

約数和(自身を除く): 27805984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 6043, 12086, 24172, 42301, 48344, 84602, 96688, 169204, 193376, 338408, 386752, 676816, 773504, 1353632, 1547008, 2707264, 3094016, 5414528, 10829056, 21658112]

約数ペア:

[(1, 21658112), (2, 10829056), (4, 5414528), (7, 3094016), (8, 2707264), (14, 1547008), (16, 1353632), (28, 773504), (32, 676816), (56, 386752), (64, 338408), (112, 193376), (128, 169204), (224, 96688), (256, 84602), (448, 48344), (512, 42301), (896, 24172), (1792, 12086), (3584, 6043)]