2181788

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1163}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 4432512

約数和(自身を除く): 2250724

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1163, 1876, 2326, 4652, 8141, 16282, 32564, 77921, 155842, 311684, 545447, 1090894, 2181788]

約数ペア:

[(1, 2181788), (2, 1090894), (4, 545447), (7, 311684), (14, 155842), (28, 77921), (67, 32564), (134, 16282), (268, 8141), (469, 4652), (938, 2326), (1163, 1876)]