21753802

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 38328192

約数和(自身を除く): 16574390

約数列:

[1, 2, 7, 14, 83, 97, 166, 193, 194, 386, 581, 679, 1162, 1351, 1358, 2702, 8051, 16019, 16102, 18721, 32038, 37442, 56357, 112133, 112714, 131047, 224266, 262094, 1553843, 3107686, 10876901, 21753802]

約数ペア:

[(1, 21753802), (2, 10876901), (7, 3107686), (14, 1553843), (83, 262094), (97, 224266), (166, 131047), (193, 112714), (194, 112133), (386, 56357), (581, 37442), (679, 32038), (1162, 18721), (1351, 16102), (1358, 16019), (2702, 8051)]