21143670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{30643}}^1$

素因数の和:30676

約数の個数: 32

約数和(自身を含む): 52952832

約数和(自身を除く): 31809162

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 30643, 61286, 91929, 153215, 183858, 306430, 459645, 704789, 919290, 1409578, 2114367, 3523945, 4228734, 7047890, 10571835, 21143670]

約数ペア:

[(1, 21143670), (2, 10571835), (3, 7047890), (5, 4228734), (6, 3523945), (10, 2114367), (15, 1409578), (23, 919290), (30, 704789), (46, 459645), (69, 306430), (115, 183858), (138, 153215), (230, 91929), (345, 61286), (690, 30643)]