21411642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509801}}^1$

素因数の和:509813

約数の個数: 16

約数和(自身を含む): 48940992

約数和(自身を除く): 27529350

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509801, 1019602, 1529403, 3058806, 3568607, 7137214, 10705821, 21411642]

約数ペア:

[(1, 21411642), (2, 10705821), (3, 7137214), (6, 3568607), (7, 3058806), (14, 1529403), (21, 1019602), (42, 509801)]