21166164

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8521}}^1$

素因数の和:8557

約数の個数: 48

約数和(自身を含む): 57267840

約数和(自身を除く): 36101676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8521, 17042, 25563, 34084, 51126, 76689, 102252, 153378, 195983, 230067, 306756, 391966, 460134, 587949, 783932, 920268, 1175898, 1763847, 2351796, 3527694, 5291541, 7055388, 10583082, 21166164]

約数ペア:

[(1, 21166164), (2, 10583082), (3, 7055388), (4, 5291541), (6, 3527694), (9, 2351796), (12, 1763847), (18, 1175898), (23, 920268), (27, 783932), (36, 587949), (46, 460134), (54, 391966), (69, 306756), (92, 230067), (108, 195983), (138, 153378), (207, 102252), (276, 76689), (414, 51126), (621, 34084), (828, 25563), (1242, 17042), (2484, 8521)]