21102435

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4643}}^1$

素因数の和:4755

約数の個数: 24

約数和(自身を含む): 36947664

約数和(自身を除く): 15845229

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 4643, 13929, 23215, 41787, 69645, 208935, 468943, 1406829, 2344715, 4220487, 7034145, 21102435]

約数ペア:

[(1, 21102435), (3, 7034145), (5, 4220487), (9, 2344715), (15, 1406829), (45, 468943), (101, 208935), (303, 69645), (505, 41787), (909, 23215), (1515, 13929), (4545, 4643)]