21373926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{508903}}^1$

素因数の和:508915

約数の個数: 16

約数和(自身を含む): 48854784

約数和(自身を除く): 27480858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 508903, 1017806, 1526709, 3053418, 3562321, 7124642, 10686963, 21373926]

約数ペア:

[(1, 21373926), (2, 10686963), (3, 7124642), (6, 3562321), (7, 3053418), (14, 1526709), (21, 1017806), (42, 508903)]