16821448

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2293}}^1$

素因数の和:2437

約数の個数: 32

約数和(自身を含む): 36336960

約数和(自身を除く): 19515512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 2293, 3668, 4586, 7336, 9172, 16051, 18344, 32102, 64204, 128408, 300383, 600766, 1201532, 2102681, 2403064, 4205362, 8410724, 16821448]

約数ペア:

[(1, 16821448), (2, 8410724), (4, 4205362), (7, 2403064), (8, 2102681), (14, 1201532), (28, 600766), (56, 300383), (131, 128408), (262, 64204), (524, 32102), (917, 18344), (1048, 16051), (1834, 9172), (2293, 7336), (3668, 4586)]