21268011163

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1\times {\mathrm{26399}}^1$

素因数の和:28098

約数の個数: 16

約数和(自身を含む): 24664780800

約数和(自身を除く): 3396769637

約数列:

[1, 7, 71, 497, 1621, 11347, 26399, 115091, 184793, 805637, 1874329, 13120303, 42792779, 299549453, 3038287309, 21268011163]

約数ペア:

[(1, 21268011163), (7, 3038287309), (71, 299549453), (497, 42792779), (1621, 13120303), (11347, 1874329), (26399, 805637), (115091, 184793)]