21097470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{703249}}^1$

素因数の和:703259

約数の個数: 16

約数和(自身を含む): 50634000

約数和(自身を除く): 29536530

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 703249, 1406498, 2109747, 3516245, 4219494, 7032490, 10548735, 21097470]

約数ペア:

[(1, 21097470), (2, 10548735), (3, 7032490), (5, 4219494), (6, 3516245), (10, 2109747), (15, 1406498), (30, 703249)]