21740806902

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{238339}}^1$

素因数の和:239028

約数の個数: 32

約数和(自身を含む): 45440951040

約数和(自身を除く): 23700144138

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 661, 1322, 1983, 3966, 15203, 30406, 45609, 91218, 238339, 476678, 715017, 1430034, 5481797, 10963594, 16445391, 32890782, 157542079, 315084158, 472626237, 945252474, 3623467817, 7246935634, 10870403451, 21740806902]

約数ペア:

[(1, 21740806902), (2, 10870403451), (3, 7246935634), (6, 3623467817), (23, 945252474), (46, 472626237), (69, 315084158), (138, 157542079), (661, 32890782), (1322, 16445391), (1983, 10963594), (3966, 5481797), (15203, 1430034), (30406, 715017), (45609, 476678), (91218, 238339)]