21403038

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{13163}}^1$

素因数の和:13439

約数の個数: 16

約数和(自身を含む): 42967296

約数和(自身を除く): 21564258

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 13163, 26326, 39489, 78978, 3567173, 7134346, 10701519, 21403038]

約数ペア:

[(1, 21403038), (2, 10701519), (3, 7134346), (6, 3567173), (271, 78978), (542, 39489), (813, 26326), (1626, 13163)]