21134806

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137239}}^1$

素因数の和:137259

約数の個数: 16

約数和(自身を含む): 39525120

約数和(自身を除く): 18390314

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 137239, 274478, 960673, 1509629, 1921346, 3019258, 10567403, 21134806]

約数ペア:

[(1, 21134806), (2, 10567403), (7, 3019258), (11, 1921346), (14, 1509629), (22, 960673), (77, 274478), (154, 137239)]