21560970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1559}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 51891840

約数和(自身を除く): 30330870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 461, 922, 1383, 1559, 2305, 2766, 3118, 4610, 4677, 6915, 7795, 9354, 13830, 15590, 23385, 46770, 718699, 1437398, 2156097, 3593495, 4312194, 7186990, 10780485, 21560970]

約数ペア:

[(1, 21560970), (2, 10780485), (3, 7186990), (5, 4312194), (6, 3593495), (10, 2156097), (15, 1437398), (30, 718699), (461, 46770), (922, 23385), (1383, 15590), (1559, 13830), (2305, 9354), (2766, 7795), (3118, 6915), (4610, 4677)]