21504934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3607}}^1$

素因数の和:3891

約数の個数: 16

約数和(自身を含む): 35329536

約数和(自身を除く): 13824602

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3607, 5962, 7214, 39677, 79354, 977497, 1954994, 10752467, 21504934]

約数ペア:

[(1, 21504934), (2, 10752467), (11, 1954994), (22, 977497), (271, 79354), (542, 39677), (2981, 7214), (3607, 5962)]