21826041

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 32102400

約数和(自身を除く): 10276359

約数列:

[1, 3, 19, 37, 57, 79, 111, 131, 237, 393, 703, 1501, 2109, 2489, 2923, 4503, 4847, 7467, 8769, 10349, 14541, 31047, 55537, 92093, 166611, 196631, 276279, 382913, 589893, 1148739, 7275347, 21826041]

約数ペア:

[(1, 21826041), (3, 7275347), (19, 1148739), (37, 589893), (57, 382913), (79, 276279), (111, 196631), (131, 166611), (237, 92093), (393, 55537), (703, 31047), (1501, 14541), (2109, 10349), (2489, 8769), (2923, 7467), (4503, 4847)]