21942198

素因数分解:

$2^1\times 3^3\times {\mathrm{347}}^1\times {\mathrm{1171}}^1$

素因数の和:1529

約数の個数: 32

約数和(自身を含む): 48942720

約数和(自身を除く): 27000522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 347, 694, 1041, 1171, 2082, 2342, 3123, 3513, 6246, 7026, 9369, 10539, 18738, 21078, 31617, 63234, 406337, 812674, 1219011, 2438022, 3657033, 7314066, 10971099, 21942198]

約数ペア:

[(1, 21942198), (2, 10971099), (3, 7314066), (6, 3657033), (9, 2438022), (18, 1219011), (27, 812674), (54, 406337), (347, 63234), (694, 31617), (1041, 21078), (1171, 18738), (2082, 10539), (2342, 9369), (3123, 7026), (3513, 6246)]