21548241

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5581}}^1$

素因数の和:5614

約数の個数: 32

約数和(自身を含む): 37511040

約数和(自身を除く): 15962799

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 5581, 16743, 50229, 61391, 72553, 150687, 184173, 217659, 552519, 652977, 798083, 1657557, 1958931, 2394249, 7182747, 21548241]

約数ペア:

[(1, 21548241), (3, 7182747), (9, 2394249), (11, 1958931), (13, 1657557), (27, 798083), (33, 652977), (39, 552519), (99, 217659), (117, 184173), (143, 150687), (297, 72553), (351, 61391), (429, 50229), (1287, 16743), (3861, 5581)]