21915135

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44273}}^1$

素因数の和:44295

約数の個数: 24

約数和(自身を含む): 41440464

約数和(自身を除く): 19525329

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 44273, 132819, 221365, 398457, 487003, 664095, 1461009, 1992285, 2435015, 4383027, 7305045, 21915135]

約数ペア:

[(1, 21915135), (3, 7305045), (5, 4383027), (9, 2435015), (11, 1992285), (15, 1461009), (33, 664095), (45, 487003), (55, 398457), (99, 221365), (165, 132819), (495, 44273)]