21000279804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3731393}}^1$

素因数の和:3731474

約数の個数: 48

約数和(自身を含む): 56836593408

約数和(自身を除く): 35836313604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 134, 201, 268, 402, 469, 804, 938, 1407, 1876, 2814, 5628, 3731393, 7462786, 11194179, 14925572, 22388358, 26119751, 44776716, 52239502, 78359253, 104479004, 156718506, 250003331, 313437012, 500006662, 750009993, 1000013324, 1500019986, 1750023317, 3000039972, 3500046634, 5250069951, 7000093268, 10500139902, 21000279804]

約数ペア:

[(1, 21000279804), (2, 10500139902), (3, 7000093268), (4, 5250069951), (6, 3500046634), (7, 3000039972), (12, 1750023317), (14, 1500019986), (21, 1000013324), (28, 750009993), (42, 500006662), (67, 313437012), (84, 250003331), (134, 156718506), (201, 104479004), (268, 78359253), (402, 52239502), (469, 44776716), (804, 26119751), (938, 22388358), (1407, 14925572), (1876, 11194179), (2814, 7462786), (5628, 3731393)]