21079506

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71699}}^1$

素因数の和:71718

約数の個数: 24

約数和(自身を含む): 49042800

約数和(自身を除く): 27963294

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 71699, 143398, 215097, 430194, 501893, 1003786, 1505679, 3011358, 3513251, 7026502, 10539753, 21079506]

約数ペア:

[(1, 21079506), (2, 10539753), (3, 7026502), (6, 3513251), (7, 3011358), (14, 1505679), (21, 1003786), (42, 501893), (49, 430194), (98, 215097), (147, 143398), (294, 71699)]