21182742

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{56039}}^1$

素因数の和:56057

約数の個数: 32

約数和(自身を含む): 53798400

約数和(自身を除く): 32615658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 56039, 112078, 168117, 336234, 392273, 504351, 784546, 1008702, 1176819, 1513053, 2353638, 3026106, 3530457, 7060914, 10591371, 21182742]

約数ペア:

[(1, 21182742), (2, 10591371), (3, 7060914), (6, 3530457), (7, 3026106), (9, 2353638), (14, 1513053), (18, 1176819), (21, 1008702), (27, 784546), (42, 504351), (54, 392273), (63, 336234), (126, 168117), (189, 112078), (378, 56039)]