21179942

素因数分解:

$2^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{9059}}^1$

素因数の和:9235

約数の個数: 16

約数和(自身を含む): 36529920

約数和(自身を除く): 15349978

約数列:

[1, 2, 7, 14, 167, 334, 1169, 2338, 9059, 18118, 63413, 126826, 1512853, 3025706, 10589971, 21179942]

約数ペア:

[(1, 21179942), (2, 10589971), (7, 3025706), (14, 1512853), (167, 126826), (334, 63413), (1169, 18118), (2338, 9059)]