21522944

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:476

約数の個数: 40

約数和(自身を含む): 43473408

約数和(自身を除く): 21950464

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 331, 508, 512, 662, 1016, 1324, 2032, 2648, 4064, 5296, 8128, 10592, 16256, 21184, 32512, 42037, 42368, 65024, 84074, 84736, 168148, 169472, 336296, 672592, 1345184, 2690368, 5380736, 10761472, 21522944]

約数ペア:

[(1, 21522944), (2, 10761472), (4, 5380736), (8, 2690368), (16, 1345184), (32, 672592), (64, 336296), (127, 169472), (128, 168148), (254, 84736), (256, 84074), (331, 65024), (508, 42368), (512, 42037), (662, 32512), (1016, 21184), (1324, 16256), (2032, 10592), (2648, 8128), (4064, 5296)]