21078470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17713}}^1$

素因数の和:17744

約数の個数: 32

約数和(自身を含む): 45914688

約数和(自身を除く): 24836218

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17713, 35426, 88565, 123991, 177130, 247982, 301121, 602242, 619955, 1239910, 1505605, 2107847, 3011210, 4215694, 10539235, 21078470]

約数ペア:

[(1, 21078470), (2, 10539235), (5, 4215694), (7, 3011210), (10, 2107847), (14, 1505605), (17, 1239910), (34, 619955), (35, 602242), (70, 301121), (85, 247982), (119, 177130), (170, 123991), (238, 88565), (595, 35426), (1190, 17713)]