21083475

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{5737}}^1$

素因数の和:5764

約数の個数: 36

約数和(自身を含む): 40556184

約数和(自身を除く): 19472709

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 5737, 17211, 28685, 40159, 86055, 120477, 143425, 200795, 281113, 430275, 602385, 843339, 1003975, 1405565, 3011925, 4216695, 7027825, 21083475]

約数ペア:

[(1, 21083475), (3, 7027825), (5, 4216695), (7, 3011925), (15, 1405565), (21, 1003975), (25, 843339), (35, 602385), (49, 430275), (75, 281113), (105, 200795), (147, 143425), (175, 120477), (245, 86055), (525, 40159), (735, 28685), (1225, 17211), (3675, 5737)]