21627970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23767}}^1$

素因数の和:23794

約数の個数: 32

約数和(自身を含む): 47916288

約数和(自身を除く): 26288318

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23767, 47534, 118835, 166369, 237670, 308971, 332738, 617942, 831845, 1544855, 1663690, 2162797, 3089710, 4325594, 10813985, 21627970]

約数ペア:

[(1, 21627970), (2, 10813985), (5, 4325594), (7, 3089710), (10, 2162797), (13, 1663690), (14, 1544855), (26, 831845), (35, 617942), (65, 332738), (70, 308971), (91, 237670), (130, 166369), (182, 118835), (455, 47534), (910, 23767)]