21273728

素因数分解:

$2^7\times 7^1\times {\mathrm{23743}}^1$

素因数の和:23764

約数の個数: 32

約数和(自身を含む): 48437760

約数和(自身を除く): 27164032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23743, 47486, 94972, 166201, 189944, 332402, 379888, 664804, 759776, 1329608, 1519552, 2659216, 3039104, 5318432, 10636864, 21273728]

約数ペア:

[(1, 21273728), (2, 10636864), (4, 5318432), (7, 3039104), (8, 2659216), (14, 1519552), (16, 1329608), (28, 759776), (32, 664804), (56, 379888), (64, 332402), (112, 189944), (128, 166201), (224, 94972), (448, 47486), (896, 23743)]