21433755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7039}}^1$

素因数の和:7083

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 19116645

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 7039, 21117, 35195, 49273, 105585, 147819, 204131, 246365, 612393, 739095, 1020655, 1428917, 3061965, 4286751, 7144585, 21433755]

約数ペア:

[(1, 21433755), (3, 7144585), (5, 4286751), (7, 3061965), (15, 1428917), (21, 1020655), (29, 739095), (35, 612393), (87, 246365), (105, 204131), (145, 147819), (203, 105585), (435, 49273), (609, 35195), (1015, 21117), (3045, 7039)]