21229054

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 20139266

約数列:

[1, 2, 7, 11, 14, 22, 47, 49, 77, 94, 98, 154, 329, 419, 517, 539, 658, 838, 1034, 1078, 2303, 2933, 3619, 4606, 4609, 5866, 7238, 9218, 19693, 20531, 25333, 32263, 39386, 41062, 50666, 64526, 137851, 216623, 225841, 275702, 433246, 451682, 964957, 1516361, 1929914, 3032722, 10614527, 21229054]

約数ペア:

[(1, 21229054), (2, 10614527), (7, 3032722), (11, 1929914), (14, 1516361), (22, 964957), (47, 451682), (49, 433246), (77, 275702), (94, 225841), (98, 216623), (154, 137851), (329, 64526), (419, 50666), (517, 41062), (539, 39386), (658, 32263), (838, 25333), (1034, 20531), (1078, 19693), (2303, 9218), (2933, 7238), (3619, 5866), (4606, 4609)]