21762416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4549}}^1$

素因数の和:4593

約数の個数: 40

約数和(自身を含む): 47392800

約数和(自身を除く): 25630384

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4549, 4784, 9098, 18196, 36392, 59137, 72784, 104627, 118274, 209254, 236548, 418508, 473096, 837016, 946192, 1360151, 1674032, 2720302, 5440604, 10881208, 21762416]

約数ペア:

[(1, 21762416), (2, 10881208), (4, 5440604), (8, 2720302), (13, 1674032), (16, 1360151), (23, 946192), (26, 837016), (46, 473096), (52, 418508), (92, 236548), (104, 209254), (184, 118274), (208, 104627), (299, 72784), (368, 59137), (598, 36392), (1196, 18196), (2392, 9098), (4549, 4784)]