21577336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{683}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 22745864

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 359, 683, 718, 1366, 1436, 2732, 2872, 3949, 5464, 7513, 7898, 15026, 15796, 30052, 31592, 60104, 245197, 490394, 980788, 1961576, 2697167, 5394334, 10788668, 21577336]

約数ペア:

[(1, 21577336), (2, 10788668), (4, 5394334), (8, 2697167), (11, 1961576), (22, 980788), (44, 490394), (88, 245197), (359, 60104), (683, 31592), (718, 30052), (1366, 15796), (1436, 15026), (2732, 7898), (2872, 7513), (3949, 5464)]