21127914

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{17519}}^1$

素因数の和:17594

約数の個数: 24

約数和(自身を含む): 46463040

約数和(自身を除く): 25335126

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 17519, 35038, 52557, 105114, 157671, 315342, 1173773, 2347546, 3521319, 7042638, 10563957, 21127914]

約数ペア:

[(1, 21127914), (2, 10563957), (3, 7042638), (6, 3521319), (9, 2347546), (18, 1173773), (67, 315342), (134, 157671), (201, 105114), (402, 52557), (603, 35038), (1206, 17519)]