21306176

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10739}}^1$

素因数の和:10782

約数の個数: 28

約数和(自身を含む): 43647360

約数和(自身を除く): 22341184

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10739, 21478, 42956, 85912, 171824, 332909, 343648, 665818, 687296, 1331636, 2663272, 5326544, 10653088, 21306176]

約数ペア:

[(1, 21306176), (2, 10653088), (4, 5326544), (8, 2663272), (16, 1331636), (31, 687296), (32, 665818), (62, 343648), (64, 332909), (124, 171824), (248, 85912), (496, 42956), (992, 21478), (1984, 10739)]