21591232

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25951}}^1$

素因数の和:25976

約数の個数: 28

約数和(自身を含む): 46142656

約数和(自身を除く): 24551424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25951, 51902, 103804, 207608, 337363, 415216, 674726, 830432, 1349452, 1660864, 2698904, 5397808, 10795616, 21591232]

約数ペア:

[(1, 21591232), (2, 10795616), (4, 5397808), (8, 2698904), (13, 1660864), (16, 1349452), (26, 830432), (32, 674726), (52, 415216), (64, 337363), (104, 207608), (208, 103804), (416, 51902), (832, 25951)]