21029104

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{6229}}^1$

素因数の和:6448

約数の個数: 20

約数和(自身を含む): 40943560

約数和(自身を除く): 19914456

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 6229, 12458, 24916, 49832, 99664, 1314319, 2628638, 5257276, 10514552, 21029104]

約数ペア:

[(1, 21029104), (2, 10514552), (4, 5257276), (8, 2628638), (16, 1314319), (211, 99664), (422, 49832), (844, 24916), (1688, 12458), (3376, 6229)]