21446672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4483}}^1$

素因数の和:4527

約数の個数: 40

約数和(自身を含む): 46705344

約数和(自身を除く): 25258672

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4483, 4784, 8966, 17932, 35864, 58279, 71728, 103109, 116558, 206218, 233116, 412436, 466232, 824872, 932464, 1340417, 1649744, 2680834, 5361668, 10723336, 21446672]

約数ペア:

[(1, 21446672), (2, 10723336), (4, 5361668), (8, 2680834), (13, 1649744), (16, 1340417), (23, 932464), (26, 824872), (46, 466232), (52, 412436), (92, 233116), (104, 206218), (184, 116558), (208, 103109), (299, 71728), (368, 58279), (598, 35864), (1196, 17932), (2392, 8966), (4483, 4784)]