21514168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5591}}^1$

素因数の和:5647

約数の個数: 32

約数和(自身を含む): 44624160

約数和(自身を除く): 23109992

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 5591, 11182, 22364, 44728, 72683, 145366, 206867, 290732, 413734, 581464, 827468, 1654936, 2689271, 5378542, 10757084, 21514168]

約数ペア:

[(1, 21514168), (2, 10757084), (4, 5378542), (8, 2689271), (13, 1654936), (26, 827468), (37, 581464), (52, 413734), (74, 290732), (104, 206867), (148, 145366), (296, 72683), (481, 44728), (962, 22364), (1924, 11182), (3848, 5591)]