21127173674

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{50971}}^1$

素因数の和:51230

約数の個数: 32

約数和(自身を含む): 34218930816

約数和(自身を除く): 13091757142

約数列:

[1, 2, 17, 34, 73, 146, 167, 334, 1241, 2482, 2839, 5678, 12191, 24382, 50971, 101942, 207247, 414494, 866507, 1733014, 3720883, 7441766, 8512157, 17024314, 63255011, 126510022, 144706669, 289413338, 621387461, 1242774922, 10563586837, 21127173674]

約数ペア:

[(1, 21127173674), (2, 10563586837), (17, 1242774922), (34, 621387461), (73, 289413338), (146, 144706669), (167, 126510022), (334, 63255011), (1241, 17024314), (2482, 8512157), (2839, 7441766), (5678, 3720883), (12191, 1733014), (24382, 866507), (50971, 414494), (101942, 207247)]