21417892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10861}}^1$

素因数の和:10911

約数の個数: 24

約数和(自身を含む): 41058360

約数和(自身を除く): 19640468

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10861, 21722, 43444, 184637, 314969, 369274, 629938, 738548, 1259876, 5354473, 10708946, 21417892]

約数ペア:

[(1, 21417892), (2, 10708946), (4, 5354473), (17, 1259876), (29, 738548), (34, 629938), (58, 369274), (68, 314969), (116, 184637), (493, 43444), (986, 21722), (1972, 10861)]