21643490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4799}}^1$

素因数の和:4858

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 21902110

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 4799, 9598, 23995, 47990, 52789, 105578, 196759, 263945, 393518, 527890, 983795, 1967590, 2164349, 4328698, 10821745, 21643490]

約数ペア:

[(1, 21643490), (2, 10821745), (5, 4328698), (10, 2164349), (11, 1967590), (22, 983795), (41, 527890), (55, 393518), (82, 263945), (110, 196759), (205, 105578), (410, 52789), (451, 47990), (902, 23995), (2255, 9598), (4510, 4799)]