21261276

素因数分解:

$2^2\times 3^2\times {\mathrm{229}}^1\times {\mathrm{2579}}^1$

素因数の和:2818

約数の個数: 36

約数和(自身を含む): 53999400

約数和(自身を除く): 32738124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 229, 458, 687, 916, 1374, 2061, 2579, 2748, 4122, 5158, 7737, 8244, 10316, 15474, 23211, 30948, 46422, 92844, 590591, 1181182, 1771773, 2362364, 3543546, 5315319, 7087092, 10630638, 21261276]

約数ペア:

[(1, 21261276), (2, 10630638), (3, 7087092), (4, 5315319), (6, 3543546), (9, 2362364), (12, 1771773), (18, 1181182), (36, 590591), (229, 92844), (458, 46422), (687, 30948), (916, 23211), (1374, 15474), (2061, 10316), (2579, 8244), (2748, 7737), (4122, 5158)]