21137802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1087}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 48463872

約数和(自身を除く): 27326070

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 463, 926, 1087, 1389, 2174, 2778, 3241, 3261, 6482, 6522, 7609, 9723, 15218, 19446, 22827, 45654, 503281, 1006562, 1509843, 3019686, 3522967, 7045934, 10568901, 21137802]

約数ペア:

[(1, 21137802), (2, 10568901), (3, 7045934), (6, 3522967), (7, 3019686), (14, 1509843), (21, 1006562), (42, 503281), (463, 45654), (926, 22827), (1087, 19446), (1389, 15218), (2174, 9723), (2778, 7609), (3241, 6522), (3261, 6482)]