21807696

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6781}}^1$

素因数の和:6859

約数の個数: 40

約数和(自身を含む): 57185824

約数和(自身を除く): 35378128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6781, 13562, 20343, 27124, 40686, 54248, 81372, 108496, 162744, 325488, 454327, 908654, 1362981, 1817308, 2725962, 3634616, 5451924, 7269232, 10903848, 21807696]

約数ペア:

[(1, 21807696), (2, 10903848), (3, 7269232), (4, 5451924), (6, 3634616), (8, 2725962), (12, 1817308), (16, 1362981), (24, 908654), (48, 454327), (67, 325488), (134, 162744), (201, 108496), (268, 81372), (402, 54248), (536, 40686), (804, 27124), (1072, 20343), (1608, 13562), (3216, 6781)]