21438630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238207}}^1$

素因数の和:238220

約数の個数: 24

約数和(自身を含む): 55740672

約数和(自身を除く): 34302042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238207, 476414, 714621, 1191035, 1429242, 2143863, 2382070, 3573105, 4287726, 7146210, 10719315, 21438630]

約数ペア:

[(1, 21438630), (2, 10719315), (3, 7146210), (5, 4287726), (6, 3573105), (9, 2382070), (10, 2143863), (15, 1429242), (18, 1191035), (30, 714621), (45, 476414), (90, 238207)]