21719970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{241333}}^1$

素因数の和:241346

約数の個数: 24

約数和(自身を含む): 56472156

約数和(自身を除く): 34752186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 241333, 482666, 723999, 1206665, 1447998, 2171997, 2413330, 3619995, 4343994, 7239990, 10859985, 21719970]

約数ペア:

[(1, 21719970), (2, 10859985), (3, 7239990), (5, 4343994), (6, 3619995), (9, 2413330), (10, 2171997), (15, 1447998), (18, 1206665), (30, 723999), (45, 482666), (90, 241333)]