21963370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15359}}^1$

素因数の和:15390

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 24485270

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 15359, 30718, 76795, 153590, 168949, 199667, 337898, 399334, 844745, 998335, 1689490, 1996670, 2196337, 4392674, 10981685, 21963370]

約数ペア:

[(1, 21963370), (2, 10981685), (5, 4392674), (10, 2196337), (11, 1996670), (13, 1689490), (22, 998335), (26, 844745), (55, 399334), (65, 337898), (110, 199667), (130, 168949), (143, 153590), (286, 76795), (715, 30718), (1430, 15359)]