21004934

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{2551}}^1$

素因数の和:2755

約数の個数: 16

約数和(自身を含む): 33073920

約数和(自身を除く): 12068986

約数列:

[1, 2, 23, 46, 179, 358, 2551, 4117, 5102, 8234, 58673, 117346, 456629, 913258, 10502467, 21004934]

約数ペア:

[(1, 21004934), (2, 10502467), (23, 913258), (46, 456629), (179, 117346), (358, 58673), (2551, 8234), (4117, 5102)]