20212968

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{9463}}^1$

素因数の和:9561

約数の個数: 32

約数和(自身を含む): 51105600

約数和(自身を除く): 30892632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 9463, 18926, 28389, 37852, 56778, 75704, 113556, 227112, 842207, 1684414, 2526621, 3368828, 5053242, 6737656, 10106484, 20212968]

約数ペア:

[(1, 20212968), (2, 10106484), (3, 6737656), (4, 5053242), (6, 3368828), (8, 2526621), (12, 1684414), (24, 842207), (89, 227112), (178, 113556), (267, 75704), (356, 56778), (534, 37852), (712, 28389), (1068, 18926), (2136, 9463)]