21372414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{508867}}^1$

素因数の和:508879

約数の個数: 16

約数和(自身を含む): 48851328

約数和(自身を除く): 27478914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 508867, 1017734, 1526601, 3053202, 3562069, 7124138, 10686207, 21372414]

約数ペア:

[(1, 21372414), (2, 10686207), (3, 7124138), (6, 3562069), (7, 3053202), (14, 1526601), (21, 1017734), (42, 508867)]