21832928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1$

素因数の和:1747

約数の個数: 48

約数和(自身を含む): 47811456

約数和(自身を除く): 25978528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 1693, 3224, 3386, 6448, 6772, 12896, 13544, 22009, 27088, 44018, 52483, 54176, 88036, 104966, 176072, 209932, 352144, 419864, 682279, 704288, 839728, 1364558, 1679456, 2729116, 5458232, 10916464, 21832928]

約数ペア:

[(1, 21832928), (2, 10916464), (4, 5458232), (8, 2729116), (13, 1679456), (16, 1364558), (26, 839728), (31, 704288), (32, 682279), (52, 419864), (62, 352144), (104, 209932), (124, 176072), (208, 104966), (248, 88036), (403, 54176), (416, 52483), (496, 44018), (806, 27088), (992, 22009), (1612, 13544), (1693, 12896), (3224, 6772), (3386, 6448)]