21535294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 37884672

約数和(自身を除く): 16349378

約数列:

[1, 2, 11, 17, 22, 34, 71, 142, 187, 374, 781, 811, 1207, 1562, 1622, 2414, 8921, 13277, 13787, 17842, 26554, 27574, 57581, 115162, 151657, 303314, 633391, 978877, 1266782, 1957754, 10767647, 21535294]

約数ペア:

[(1, 21535294), (2, 10767647), (11, 1957754), (17, 1266782), (22, 978877), (34, 633391), (71, 303314), (142, 151657), (187, 115162), (374, 57581), (781, 27574), (811, 26554), (1207, 17842), (1562, 13787), (1622, 13277), (2414, 8921)]