21507372

素因数分解:

$2^2\times 3^2\times {\mathrm{293}}^1\times {\mathrm{2039}}^1$

素因数の和:2342

約数の個数: 36

約数和(自身を含む): 54578160

約数和(自身を除く): 33070788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 293, 586, 879, 1172, 1758, 2039, 2637, 3516, 4078, 5274, 6117, 8156, 10548, 12234, 18351, 24468, 36702, 73404, 597427, 1194854, 1792281, 2389708, 3584562, 5376843, 7169124, 10753686, 21507372]

約数ペア:

[(1, 21507372), (2, 10753686), (3, 7169124), (4, 5376843), (6, 3584562), (9, 2389708), (12, 1792281), (18, 1194854), (36, 597427), (293, 73404), (586, 36702), (879, 24468), (1172, 18351), (1758, 12234), (2039, 10548), (2637, 8156), (3516, 6117), (4078, 5274)]