21023790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1439}}^1$

素因数の和:1936

約数の個数: 32

約数和(自身を含む): 50595840

約数和(自身を除く): 29572050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 487, 974, 1439, 1461, 2435, 2878, 2922, 4317, 4870, 7195, 7305, 8634, 14390, 14610, 21585, 43170, 700793, 1401586, 2102379, 3503965, 4204758, 7007930, 10511895, 21023790]

約数ペア:

[(1, 21023790), (2, 10511895), (3, 7007930), (5, 4204758), (6, 3503965), (10, 2102379), (15, 1401586), (30, 700793), (487, 43170), (974, 21585), (1439, 14610), (1461, 14390), (2435, 8634), (2878, 7305), (2922, 7195), (4317, 4870)]