20921837277

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{75109}}^1$

素因数の和:75513

約数の個数: 32

約数和(自身を含む): 31841832960

約数和(自身を除く): 10919995683

約数列:

[1, 3, 11, 23, 33, 69, 253, 367, 759, 1101, 4037, 8441, 12111, 25323, 75109, 92851, 225327, 278553, 826199, 1727507, 2478597, 5182521, 19002577, 27565003, 57007731, 82695009, 303215033, 633995069, 909645099, 1901985207, 6973945759, 20921837277]

約数ペア:

[(1, 20921837277), (3, 6973945759), (11, 1901985207), (23, 909645099), (33, 633995069), (69, 303215033), (253, 82695009), (367, 57007731), (759, 27565003), (1101, 19002577), (4037, 5182521), (8441, 2478597), (12111, 1727507), (25323, 826199), (75109, 278553), (92851, 225327)]