21313936

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4049}}^1$

素因数の和:4111

約数の個数: 40

約数和(自身を含む): 48211200

約数和(自身を除く): 26897264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 4049, 5264, 8098, 16196, 28343, 32392, 56686, 64784, 113372, 190303, 226744, 380606, 453488, 761212, 1332121, 1522424, 2664242, 3044848, 5328484, 10656968, 21313936]

約数ペア:

[(1, 21313936), (2, 10656968), (4, 5328484), (7, 3044848), (8, 2664242), (14, 1522424), (16, 1332121), (28, 761212), (47, 453488), (56, 380606), (94, 226744), (112, 190303), (188, 113372), (329, 64784), (376, 56686), (658, 32392), (752, 28343), (1316, 16196), (2632, 8098), (4049, 5264)]