21049276620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15253099}}^1$

素因数の和:15253134

約数の個数: 48

約数和(自身を含む): 61500499200

約数和(自身を除く): 40451222580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15253099, 30506198, 45759297, 61012396, 76265495, 91518594, 152530990, 183037188, 228796485, 305061980, 350821277, 457592970, 701642554, 915185940, 1052463831, 1403285108, 1754106385, 2104927662, 3508212770, 4209855324, 5262319155, 7016425540, 10524638310, 21049276620]

約数ペア:

[(1, 21049276620), (2, 10524638310), (3, 7016425540), (4, 5262319155), (5, 4209855324), (6, 3508212770), (10, 2104927662), (12, 1754106385), (15, 1403285108), (20, 1052463831), (23, 915185940), (30, 701642554), (46, 457592970), (60, 350821277), (69, 305061980), (92, 228796485), (115, 183037188), (138, 152530990), (230, 91518594), (276, 76265495), (345, 61012396), (460, 45759297), (690, 30506198), (1380, 15253099)]