21295744

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{5737}}^1$

素因数の和:5780

約数の個数: 32

約数和(自身を含む): 43895700

約数和(自身を除く): 22599956

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 5737, 11474, 22948, 45896, 91792, 166373, 183584, 332746, 367168, 665492, 734336, 1330984, 2661968, 5323936, 10647872, 21295744]

約数ペア:

[(1, 21295744), (2, 10647872), (4, 5323936), (8, 2661968), (16, 1330984), (29, 734336), (32, 665492), (58, 367168), (64, 332746), (116, 183584), (128, 166373), (232, 91792), (464, 45896), (928, 22948), (1856, 11474), (3712, 5737)]