21423376472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157524827}}^1$

素因数の和:157524850

約数の個数: 16

約数和(自身を含む): 42531703560

約数和(自身を除く): 21108327088

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157524827, 315049654, 630099308, 1260198616, 2677922059, 5355844118, 10711688236, 21423376472]

約数ペア:

[(1, 21423376472), (2, 10711688236), (4, 5355844118), (8, 2677922059), (17, 1260198616), (34, 630099308), (68, 315049654), (136, 157524827)]