2171637

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 3628800

約数和(自身を除く): 1457163

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 269, 299, 351, 621, 807, 897, 2421, 2691, 3497, 6187, 7263, 8073, 10491, 18561, 31473, 55683, 80431, 94419, 167049, 241293, 723879, 2171637]

約数ペア:

[(1, 2171637), (3, 723879), (9, 241293), (13, 167049), (23, 94419), (27, 80431), (39, 55683), (69, 31473), (117, 18561), (207, 10491), (269, 8073), (299, 7263), (351, 6187), (621, 3497), (807, 2691), (897, 2421)]