21773710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4261}}^1$

素因数の和:4348

約数の個数: 32

約数和(自身を含む): 45415872

約数和(自身を除く): 23642162

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 4261, 5110, 8522, 21305, 29827, 42610, 59654, 149135, 298270, 311053, 622106, 1555265, 2177371, 3110530, 4354742, 10886855, 21773710]

約数ペア:

[(1, 21773710), (2, 10886855), (5, 4354742), (7, 3110530), (10, 2177371), (14, 1555265), (35, 622106), (70, 311053), (73, 298270), (146, 149135), (365, 59654), (511, 42610), (730, 29827), (1022, 21305), (2555, 8522), (4261, 5110)]