211021636

素因数分解:

$2^2\times 7^2\times {\mathrm{359}}^1\times {\mathrm{2999}}^1$

素因数の和:3376

約数の個数: 36

約数和(自身を含む): 430920000

約数和(自身を除く): 219898364

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 359, 718, 1436, 2513, 2999, 5026, 5998, 10052, 11996, 17591, 20993, 35182, 41986, 70364, 83972, 146951, 293902, 587804, 1076641, 2153282, 4306564, 7536487, 15072974, 30145948, 52755409, 105510818, 211021636]

約数ペア:

[(1, 211021636), (2, 105510818), (4, 52755409), (7, 30145948), (14, 15072974), (28, 7536487), (49, 4306564), (98, 2153282), (196, 1076641), (359, 587804), (718, 293902), (1436, 146951), (2513, 83972), (2999, 70364), (5026, 41986), (5998, 35182), (10052, 20993), (11996, 17591)]