21415988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28631}}^1$

素因数の和:28663

約数の個数: 24

約数和(自身を含む): 43291584

約数和(自身を除く): 21875596

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 28631, 57262, 114524, 314941, 486727, 629882, 973454, 1259764, 1946908, 5353997, 10707994, 21415988]

約数ペア:

[(1, 21415988), (2, 10707994), (4, 5353997), (11, 1946908), (17, 1259764), (22, 973454), (34, 629882), (44, 486727), (68, 314941), (187, 114524), (374, 57262), (748, 28631)]