21681552

素因数分解:

$2^4\times 3^1\times {\mathrm{451699}}^1$

素因数の和:451710

約数の個数: 20

約数和(自身を含む): 56010800

約数和(自身を除く): 34329248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 451699, 903398, 1355097, 1806796, 2710194, 3613592, 5420388, 7227184, 10840776, 21681552]

約数ペア:

[(1, 21681552), (2, 10840776), (3, 7227184), (4, 5420388), (6, 3613592), (8, 2710194), (12, 1806796), (16, 1355097), (24, 903398), (48, 451699)]