21549136

素因数分解:

$2^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1063}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 48024704

約数和(自身を除く): 26475568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181, 362, 724, 1063, 1267, 1448, 2126, 2534, 2896, 4252, 5068, 7441, 8504, 10136, 14882, 17008, 20272, 29764, 59528, 119056, 192403, 384806, 769612, 1346821, 1539224, 2693642, 3078448, 5387284, 10774568, 21549136]

約数ペア:

[(1, 21549136), (2, 10774568), (4, 5387284), (7, 3078448), (8, 2693642), (14, 1539224), (16, 1346821), (28, 769612), (56, 384806), (112, 192403), (181, 119056), (362, 59528), (724, 29764), (1063, 20272), (1267, 17008), (1448, 14882), (2126, 10136), (2534, 8504), (2896, 7441), (4252, 5068)]