2421237

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 4076800

約数和(自身を除く): 1655563

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 181, 273, 343, 543, 637, 1029, 1267, 1911, 2353, 3801, 4459, 7059, 8869, 13377, 16471, 26607, 49413, 62083, 115297, 186249, 345891, 807079, 2421237]

約数ペア:

[(1, 2421237), (3, 807079), (7, 345891), (13, 186249), (21, 115297), (39, 62083), (49, 49413), (91, 26607), (147, 16471), (181, 13377), (273, 8869), (343, 7059), (543, 4459), (637, 3801), (1029, 2353), (1267, 1911)]