221578559412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2637839993}}^1$

素因数の和:2637840007

約数の個数: 24

約数和(自身を含む): 590876158656

約数和(自身を除く): 369297599244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2637839993, 5275679986, 7913519979, 10551359972, 15827039958, 18464879951, 31654079916, 36929759902, 55394639853, 73859519804, 110789279706, 221578559412]

約数ペア:

[(1, 221578559412), (2, 110789279706), (3, 73859519804), (4, 55394639853), (6, 36929759902), (7, 31654079916), (12, 18464879951), (14, 15827039958), (21, 10551359972), (28, 7913519979), (42, 5275679986), (84, 2637839993)]