211324421

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{937}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 275546880

約数和(自身を除く): 64222459

約数列:

[1, 7, 11, 29, 77, 101, 203, 319, 707, 937, 1111, 2233, 2929, 6559, 7777, 10307, 20503, 27173, 32219, 72149, 94637, 190211, 225533, 298903, 662459, 1041007, 2092321, 2744473, 7287049, 19211311, 30189203, 211324421]

約数ペア:

[(1, 211324421), (7, 30189203), (11, 19211311), (29, 7287049), (77, 2744473), (101, 2092321), (203, 1041007), (319, 662459), (707, 298903), (937, 225533), (1111, 190211), (2233, 94637), (2929, 72149), (6559, 32219), (7777, 27173), (10307, 20503)]