21199824

素因数分解:

$2^4\times 3^2\times {\mathrm{147221}}^1$

素因数の和:147235

約数の個数: 30

約数和(自身を含む): 59330466

約数和(自身を除く): 38130642

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147221, 294442, 441663, 588884, 883326, 1177768, 1324989, 1766652, 2355536, 2649978, 3533304, 5299956, 7066608, 10599912, 21199824]

約数ペア:

[(1, 21199824), (2, 10599912), (3, 7066608), (4, 5299956), (6, 3533304), (8, 2649978), (9, 2355536), (12, 1766652), (16, 1324989), (18, 1177768), (24, 883326), (36, 588884), (48, 441663), (72, 294442), (144, 147221)]